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: Compared to the blue super giant star Rigel, would the Sun, which is a yellow dwarf star, be 
 Option1: hotter? 
 Option2: cooler 
 Explanation: But, in stars, the bluer the star, the hotter it is, and the redder it is, the older and colder it is.

SOLUTION: cooler

PROBLEM: Question: What happens to water when it absorbs salt? 
 Option1: lower density 
 Option2: Higher Density 
 Explanation: Water becomes more dense when it is colder and when it has more salt.

SOLUTION: Higher Density

PROBLEM: Question: Theo was removing resistors from a circuit. As the resistance increased due to his actions, the strength of the current 
 Option1: increased 
 Option2: decreased 
 Explanation: As the total resistance increases, the current strength decreases.

SOLUTION:
decreased