Problem: 
Q: You are presented with the quiz "What does weathering do?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "sediment is formed by weathering" and "sand and mud are examples of sediments".   So, what's the best answer to the question?
Answer: form sand
Problem: 
Q: You are presented with the quiz "an emotionally devastating disease occurs when the cell cycle is what?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "cancer is a disease that occurs when the cell cycle is no longer regulated" and "cancer is an emotionally devastating disease".   So, what's the best answer to the question?
Answer: no longer regulated
Problem: 
Q: You are presented with the quiz "a rubber band snapping causes the particles in the rubber band to cause what?"   But you don't know the answer, so you turn to your teacher to ask for hints. He says that "arubber band snapping causes the particles in the rubber band to vibrate" and "sound waves are vibrations in matter".   So, what's the best answer to the question?
Answer:
sound waves