C14 Dating (US)

Play 1:
Start
Turn the minigames off.
Start game.
Choice 7: That's all.
Notebook: Study (all boxes)
Play
Choice 3: Stay. Focused.
Choice 5: I think I got it.
Choice 2: I'm pretty serious about it.
Choice 1: Your accent sounds different in English.
Choice 2: Volunteer for tomorrow.
Choice 1: Having trouble?
Choice 1: What are you taking in school?
Choice 1: Let's Party.
Choice 2: Now that he mentioned it...
Choice 1: Pick up a rock to examine.
Choice 2: Of quartz I like cake!
Notebook: Left Column - Cave, Lab, Cave, Cave, Lab
Play
Choice 1: Volunteer to talk to Kyler.
Choice 7: I'm good.
Choice 1: Ask Kyler.
Choice 2: How did that work exactly?
Choice 1: Does it bother you?
Choice 1: Ask for it in French.
Choice 2: Admit to know some Spanish.
Choice 2: Searching for pirate ships and sunken treasure?
Choice 1: Ask Hendrik.
Choice 1: You're not going to eat it, are you?
Choice 3: Teach him the soil test.
Choice 2: There's no other option than to hurl yourself down the slope.
Choice 3: Request for some time alone.
Choice 3: Decline the offer.
Choice 3: Chide him for staying up late.
Choice 1: Ask for links to cute bunny videos.
Notebook: Play
Choice 2: Inwardly panic over him working in the square.
Choice 2: Not really, but...
Choice 1: Say hello.
Choice 2: You seem rather calm.
Choice 1: Stay and chat.
Choice 2: Maybe the three of us could work together.
Choice 2: Talk about badgers.
Choice 2: Ask about what happened.
Choice 2: That was a little hard, Hendrik.
Choice 1: Chase after Kyler.
Choice 2: Let him be.
Notebook: Play
Choice 1: It's a slim shot, but maybe Kyler.
Choice 2: Let it go.
Choice 2: Clean up the mess.
Choice 1: Let it go.
Choice 1: Deandre.
Notebook: Play
Choice 2: Greet Shoji first.
Choice 1: Did you need something?
Choice 2: Y 29, X 53.
Choice 2: ... How have you been handling the humour?
Notebook: Play
Choice 1: Accept his offer.
Choice 1: Visit Kyler in the cave.
Notebook: Play
Choice 3: ... assist Kyler in the cave.
SAVE GAME 1
Choice 1: Respectfully decline.
Choice 2: See what Kyler and Deandre are up to.
Achievement unlocked: Deandre-Kyler Festival Chibi
Choice 3: Perfect shelter.
Achievement unlocked: Dancing Kyler
Choice 2: Say you're fine.
Notebook: Play
Achievement unlocked: Kyler Friendship Chibi

Play 1b:
Continue
LOAD GAME 1
Choice 2: Accept his offer.
Achievement unlocked: Kyler Festival
Choice 2: See what Kyler and Deandre are up to.
Choice 2: That it had some fascinating rocks.
Achievement unlocked: Kyler Week 7 Chibi
Achievement unlocked: Kyler Week 7 CG
Notebook: Play
Achievement unlocked: Kyler Love CG

I show all Kyler related achievements in my Achievement Walkthrough starting at 0:37 minutes into the video.
Timestamps:
(0:37) Kyler
(7:08) Deandre
(13:45) Shoji
(20:42) Hendrik
(27:17) Joan
(35:25) Group Photo CG