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.

Example Input: Question: A smoker's body works _____ just to get needed air. 
 Answer: more
Example Output: When a person smokes there are chemicals released by the tobacco that enter the lungs. Because the lungs have to work harder to remove the chemicals, the body has to work harder to get the air needed to survive.

Example Input: Question: Sarah ate a piece of shark meat for dinner, Sarah's levels of toxic metals have 
 Answer: increased or
Example Output: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.

Example Input: Question: If Mona is a nursing mother and her body begins producing less prolactin then before, what happens to the amount of milk she will produce? 
 Answer: decrease
Example Output:
The more the baby suckles, the more prolactin is released, which causes more milk to be produced.