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: Curt wants to make a drink from chocolate chips and milk. To make the chips melt more slowly, Shane will use chips that are 
 Answer: bigger
Example Output: It would be hard to get a big chunk of chocolate to dissolve in your milk or hot water. Maybe you could make hot chocolate from some smaller pieces like chocolate chips, but it is much easier to add a powder to your milk. This is because the smaller the pieces are, the more surface area they have.

Example Input: Question: An decrease in birth rates indicates a/an _____ in the food supply. 
 Answer: decrease
Example Output: Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.

Example Input: Question: Reid is modelling the greenhouse effect in a simulation. If he decreases greenhouse gas levels, the greenhouse gas effect will 
 Answer: decrease
Example Output:
An increase in greenhouse gases leads to greater greenhouse effect.