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: David is getting ready to fly into space on a rocket. As the rocket shoots upwards, part of the mass attaches, allowing the rocket to go 
 Option1: higher 
 Option2: lower 
 Explanation: By using multiple stages, empty fuel containers could drop away. This reduced the mass of the rocket so that it could fly higher.

A: lower
****
Q: Question: If we find something with a low pH value that is likely to be 
 Option1: acidic 
 Option2: basic 
 Explanation: The higher the pH value is, the stronger the base.

A: acidic
****
Q: Question: If water is close to a source of nutrients it will have 
 Option1: few nutrients 
 Option2: more nutrients 
 Explanation: Water near shore generally has more dissolved nutrients than water farther from shore.

A:
more nutrients
****