Answer:
My guess would be: It has Literal and Symbolic meanings. It helps to communicate an abstract concept.
Wiesel was relieved when his father passed the second decisive selection because it meant his father would stay alive.
The selections were used to choose the most feeble and weak in each of the blocks. Those selected would then be sentenced to death in the gas chambers. Sometimes there was a second selection that would narrow the group going to the gas chambers even further. The selection would reduce the number of weak workers and allow room for new, stronger prisoners.
"Red Hair" is the adjective phrase, Red Hair is Describing the Cheerleader.
It's also an <span>explanatory phrase</span>
Yes it is figurative language