“i have learned that success is to be measured not so much by the position that one has reached in life as by the obstacles which he has overcome while trying to succeed” what does this quote mean to you ?

This means to me that it doesn't matter if you become the richest most successful person in the world or not, what matters is that you got to where you are and you overcame challenges to get there.

answer; /// i believe the answer is (sterilization ) plz check first.good luck