3) WCC is moving its Mount Vernon Extension Center to a new location in December.The college would like to take a survey of people to get their feelings about the move.There are currently 32 classes with 23 students and 1 instructor each, at the current site.(a)One professor suggests doing a cluster sample to obtain a sample of 48 people for the survey. Describe a cluster sampling procedure for obtaining a sample of 48individuals.(b)Professor Piraneo disagrees with the idea of using a cluster sample.What could be his reasoning for opposing the proposed cluster sampling?Explain.(c) WCC composes a list of people at the current building and divides them into classes.The classes are listed below.

Class levelNumber of individuals

Freshmen512

Sophomore224

Faculty 32