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: Jeffrey subtracted more and more dough to the recipe. As he subtracts more, the force of attraction the dough is capable of 
 Option1: increases 
 Option2: decreases 
 Explanation: The greater the objects mass, the greater the force of attraction; in addition, the greater the distance between objects, the smaller the force of attraction.

SOLUTION: decreases

PROBLEM: Question: Don was swimming in the ocean, and decided to dive deeper. Don noticed that the shallower he swam the water got 
 Option1: darker 
 Option2: lighter 
 Explanation: The deeper you go, the darker the water gets.

SOLUTION: lighter

PROBLEM: Question: The blood vessels near the top of the skin do what when it's cool? 
 Option1: enlarge 
 Option2: contract 
 Explanation: When your brain senses that your body temperature is increasing, it sends messages to the blood vessels in the skin to increase in diameter.

SOLUTION:
contract