Question:
Betty let her star shine but Cynthia tended to hang back, because

Answer:
Continue the sentence -- Betty was so extroverted.

Question:
The woman left her mat at home but brought her water bottle to yoga class because the

Answer:
Continue the sentence -- water bottle was needed.

Question:
The child of Natalie was better at math than the child of Rebecca, as a result of

Answer:
Continue the sentence -- Natalie being a math teacher.

Question:
Natalie's cell phone is older than Emily's because

Answer:
Continue the sentence -- Emily spends much more money on technology.