Question:
The plane flew at a lower altitude than the helicopter because the

Answer:
Continue the sentence -- plane had less engine power.

Question:
Samuel regularly showered and put on deodorant, while Derrick did not.

Answer:
Continue the sentence -- Samuel had a pleasant smell.

Question:
Megan made delicious apple cider vinegar for Elena after school because

Answer:
Continue the sentence -- Elena was a good student.

Question:
Matthew made a complex graph but not Ian because

Answer:
Continue the sentence -- Ian taught a class at a basic level.