TASK DEFINITION: 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.
PROBLEM: Question: Jeff added more and more processors to the supercomputer. The supercomputer will now likely be _____ powerful. 
 Option1: more 
 Option2: less 
 Explanation: But the more computing power that goes into the model and the care with which the scientists construct the model can increase the chances that a model will be accurate.

SOLUTION: more

PROBLEM: Question: If someone has a smaller than average physical heart then it will beat _____ in order to pump blood. 
 Option1: more 
 Option2: less 
 Explanation: When the heart expels more blood with each stroke, the heart has to beat less often in order to maintain the same volume of blood flow.

SOLUTION: more

PROBLEM: Question: If a person sank lower within the mesosphere, would the temperature 
 Option1: increase 
 Option2: decrease 
 Explanation: In the mesosphere, temperature decreases as altitude increases.

SOLUTION:
increase