Sniper Elite 4
86 Achievements
86-105h
PS4
Mother knows best
Complete all Mother Hen secondary missions in the main game
8.2%
How to unlock the Mother knows best achievement in Sniper Elite 4 - Definitive Guide
Fineplus2points
TrueSteamAchievements
TrueSteamAchievements
There are six secondary objectives to complete in order to unlock this achievement.
Bitanti Village (2)
Signal Advantage – Find the radio operator before he calls for help
The Towering Assassin – Kill the sniper
Regilino Viaduct (1)
Hidden in Plane Sight – Find the downed American pilot; Find the crashed observation plane
Lorino Dockyard (1)
Hello to Arms – Raid the German armory
Magazzeno Facility (1)
Naval Gazing – Destroy the German naval guns (5x); Assassinate the officer in charge of defenses
Giovi Fiori Mansion (1)
The Nazi Propaganda Machine – Find route of propaganda truck; Destroy truck
Bitanti Village (2)
Signal Advantage – Find the radio operator before he calls for help
The Towering Assassin – Kill the sniper
Regilino Viaduct (1)
Hidden in Plane Sight – Find the downed American pilot; Find the crashed observation plane
Lorino Dockyard (1)
Hello to Arms – Raid the German armory
Magazzeno Facility (1)
Naval Gazing – Destroy the German naval guns (5x); Assassinate the officer in charge of defenses
Giovi Fiori Mansion (1)
The Nazi Propaganda Machine – Find route of propaganda truck; Destroy truck
Combatting, DISCOKING, and, yodasqua
See Following Orders 
and the respective mission trophies for more information on how to gain this trophy.
and the respective mission trophies for more information on how to gain this trophy.