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 you are mixing paints if you add less water the colors will be 
 Option1: darker 
 Option2: lighter 
 Explanation: If the kidneys remove less water from the blood, the blood will look darker, because there is less water in it.

A: darker
****
Q: Question: john was taking the patients blood pressure and other vital signs. He saw that the lower the blood volume, the pressure was 
 Option1: Greater 
 Option2: Less 
 Explanation: This is because the lower blood volume in the vessels exerts less pressure on the vessel walls.

A: Less
****
Q: Question: Eric notices an decrease in antibiotic resistance in a certain bacteria. The mutation that causes the resistance has become _____ common 
 Option1: more 
 Option2: less 
 Explanation: Bacteria with a mutation the helps resist antibiotics increase in numbers, so the mutation becomes more common.

A:
less
****