This question is looking for parallel construction. We know this because it is a series of things separated by commas. We can eliminate choices A, B, and C immediately, because the other elements in this series do not contain to. We can then eliminate D because to sound is not in agreement with monitoring/receiving - sounding is, which makes E the correct answer
"Start By Doing What Is Necessary ,Then What Is Possible & Suddenly You Will Realise That You Are Doing The Impossible"