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: After the fire of a pile of tires at the landfill was put out, the reduction of smoke in the air made the air quality
Option1: better?
Option2: worse
Explanation: More pollutants mean poorer air quality.

A: better?
****
Q: Question: As Dean was surveying the town, he noted that the more kids that the neighbors had, the population of the town went
Option1: down
Option2: up
Explanation: With exponential growth, the population starts out growing slowly. As population size increases, the growth rate also increases.

A: up
****
Q: Question: As the telephone line fell down and the line's resistance went up, the current was
Option1: greater
Option2: smaller
Explanation: We can say that resistance and current in an electric circuit areinversely proportional, because as the one increases, the other decreases, and vice versa.

A:
smaller
****