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 Input:
Question: Bob is testing samples of ocean water from different places. The sample of water from off India's coast has less dissolved carbon dioxide, than the sample of water from off the United States' coast. Therefore, the water from _____ coast is more acidic. 
 Answer: United States'

Ex Output:
With higher levels of dissolved carbon dioxide in ocean water, the water becomes more acidic.


Ex Input:
Question: Mary and Clare go to the beach. Mary uses a sunscreen with SPF 45. Clare uses a sunscreen that has an SPF of 20. Who skin will be protected less? 
 Answer: Clare

Ex Output:
A sunscreen with a higher SPF protects the skin longer.


Ex Input:
Question: Marco needs to dig a well in his backyard, but the water table is very low. The energy that it will take to dig a shallow well is 
 Answer: small

Ex Output:

As the water is pumped out, the water table slowly falls, requiring wells to be dug deeper, which takes more money and energy.