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: 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'

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


Input: Consider Input: Question: If there are very few wolves the deer population will 
 Answer: increase

Output: An increase in predators, the emergence of a new disease, or the loss of habitat are just three possible problems that will decrease a population.


Input: Consider Input: Question: John was looking at rocks in the valley and noticed something. The less resistant the rocks he looked at were, the amount they remained was 
 Answer: Shorter


Output: Different types of rocks weather at different rates. More resistant types of rocks will remain longer.