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: If Jupiter has a bigger orbit then Mercury, which planet will take a shorter time to revolve around the Sun? 
 Answer: Mercury

SOLUTION: The planets further from the Sun will have bigger orbits, and therefore take longer to revolve around the Sun.

PROBLEM: Question: Since Kim has more melanin than Jennifer, when they lay out in the sun Jennifer's skin is _____ than Kim's. 
 Answer: lighter

SOLUTION: However, the melanocytes of people with darker skin produce more melanin.

PROBLEM: Question: Ease of mobility _____ when the animal is decreased in size. 
 Answer: increase

SOLUTION:
The larger the animal, the heavier the exoskeleton, making movement more difficult.