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: When we look at animals when their population gets bigger what happens to each animal? 
 Option1: grow bigger 
 Option2: shrink 
 Explanation: In exponential growth as the population size increases, the growth rate also increases.

A: grow bigger
****
Q: Question: Something with less hydrogen ions would have what pH value? 
 Option1: high 
 Option2: low 
 Explanation: With a higher the concentration of hydrogen ions, a solution is more acidic and has a lower pH.

A: high
****
Q: Question: If Mona is observing some plants in her greenhouse and she determines the turgor pressure of the guard cells in her basil plant has lowered, what happens to the rate of transpiration of that basil plant? 
 Option1: increases 
 Option2: decreases 
 Explanation: The increase in turgor pressure of the guard cells results in the opening up of the stomata which results in increased transpiration.

A:
decreases
****