In the following question, the word at the top is used in four different ways. Choose the option in which the usage of the word is incorrect or inappropriate.
RETREAT
1
After she won, she retreated from politics.
2
We must retreat or risk falling into an ambush.
3
Only then did he turn and retreat down the hallway.
4
They retreated behind of the trees for safety
5
They had no alternative but to retreat.