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 a tidal wave , will a ripple in a mud puddle move water particles 
 Option1: not as far? 
 Option2: farther 
 Explanation: The more energy the wave has, the farther the particles of the medium move.

SOLUTION: not as far?

PROBLEM: Question: Smaller dogs have a slower growth rate than big dogs so that means they get: 
 Option1: Smaller 
 Option2: Larger 
 Explanation: In exponential growth as the population size increases, the growth rate also increases.

SOLUTION: Smaller

PROBLEM: Question: Jason fills up a balloon with helium. After a while, he decides to fill a larger balloon with the helium with the balloon. The gas in the smaller balloon will have a density that is 
 Option1: higher 
 Option2: smaller. 
 Explanation: If we take a certain amount of gas from one container and place it into another, larger container, the gas expandsto fill the larger container. The same mass of gas is now in a larger volume, the gas now has a lower density.

SOLUTION:
smaller.