Problem: How does the sentence end?

During their initial electrical engineering class Patricia helped Katrina making the circuit when 
Answer: Katrina was confused.

Problem: How does the sentence end?

Derrick enjoyed going to school more than Christopher because 
Answer: Derrick was always prepared for class.

Problem: How does the sentence end?

Ian could not  recommend hair plugs to Brian for his hairline as 
Answer: Brian had low self esteem before the procedure.

Problem: How does the sentence end?

Zora used the pestle to move the herbs around in the bowl, because the 
Answer:
pestle was easier to grasp.