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.

[EX Q]: Question: If Mona works in a defense lab and her company develops worse missiles, what happens to the advancement of rocket technologies? 
 Answer: decreases
[EX A]: The development of better missiles fostered better rocket technologies.

[EX Q]: Question: Will weighs 180 pounds while Nat weights 120 pounds, who would accelerate less after the same force is applied? 
 Answer: Will
[EX A]: The smaller its mass is, the greater its acceleration for a given amount of force.

[EX Q]: Question: Will increases the population of his model of the world's population. The amount of water scarcity, if no other variables are changed, will likely go 
 Answer: up
[EX A]:
Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.