TASK DEFINITION: In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
PROBLEM: Question: Wendy is 30 years old while Jefferson is 60 years old. Who is more susceptible to disease? 
 Answer: Jefferson

SOLUTION: Many diseases become more common as people grow older.

PROBLEM: Question: Sarah ate a piece of shark meat for dinner, Sarah's levels of toxic metals have 
 Answer: increased or

SOLUTION: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.

PROBLEM: Question: Timmy tested his chemicals by subtracting water and noticed _____ reactions. 
 Answer: less

SOLUTION:
More water allows more chemical reactions.