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: Because of gluons, quarks are attracted each _____ strongly the farther apart they are. 
 Option1: more 
 Option2: less 
 Explanation: Gluons make quarks attract each other more strongly the farther apart the quarks get.
[A]: more


[Q]: Question: John was viewing a patient's vital signs at the hospital. He could see clearly that the less oxygen to the cells, the pulse rate would become 
 Option1: Higher 
 Option2: Lower 
 Explanation: This causes the delivery of less oxygen to the cells, and this stimulates the heart rate via adrenalin, so that pulse rate increases in an effort to deliver enough oxygen to cells.
[A]: Higher


[Q]: Question: When water starts to boil it becomes 
 Option1: more dense 
 Option2: less dense 
 Explanation: Lower temperature and higher salinity yield the densest water.
[A]:
less dense