You are given a question or fill-in-the-blank question, two answer options (Option1 and Option2) and an Explanation. Your task is to find the correct answer (return the string of the correct option, not option1/2) for the given question from the given options and using explanation.

Q: Question: When a rabbit farmer begins a farm he starts with many rabbits. If the rabbits are not cared for and fed does the population 
 Option1: decrease 
 Option2: increase 
 Explanation: With exponential growth, the population starts out growing slowly. As population size increases, the growth rate also increases.

A: decrease
****
Q: Question: A decrease in body size will cause a concomitant _____ in its surface area to volume ratio. 
 Option1: increase 
 Option2: decrease 
 Explanation: Size restriction: The final body size is limited because as the body size increases, the surface area to volume ratio decreases.

A: increase
****
Q: Question: Ian decreases the pH of his water. Its pH value becomes more 
 Option1: acidic 
 Option2: basic 
 Explanation: The more basic a solution is, the closer its pH value will be to 14.

A:
acidic
****