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.

Input: Consider Input: Question: Reid is modelling the greenhouse effect in a simulation. If he increases greenhouse gas levels, the greenhouse gas effect will 
 Answer: increase

Output: An increase in greenhouse gases leads to greater greenhouse effect.


Input: Consider Input: Question: If no one used single use plastic the waste would 
 Answer: decrease

Output: Using less nonrenewable resources means that they will last longer.


Input: Consider Input: Question: Compared to an Olympic sprinter in perfect condition, would an obese person who has never exercised be more likely to have a heart that can, with each beat, move 
 Answer: less blood?


Output: When a person exercises regularly, and is fit, the heart undergoes certain long-term adaptations. The heart muscle gets stronger, and expels more blood with each contraction.