I think the correct answer is D. The sentence is an example of an idiom. An idiom is a phrase or an expression that has a figurative or a literal meaning. It's figurative meaning is different from its literal meaning. The phrase "lend a hand" is an idiom.
I believe:
- His goal is to be a loyal revolutionary.
"...I felt a certain responsibility"
- His opponent is the new customer.
"And with the enemy in my house..."
- He feels torn between hurting and serving.
"I went on lathering his face. My hands began to tremble again." (literally serving while getting hurt)
I am pretty sure its A. Have students establish an order in which each student is allowed to respond