$3\mathrm{.}2$ The following multiple choice questions are based on section $11\mathrm{.}2$ "The role of Marketing" $($METS$-3$: $228-229)$ of the textbook.

$3\mathrm{.}2\mathrm{.}1$ Read the following three statements:

a$)$ Customer focus, satisfaction and retention is only the responsibility of the marketing department.

b$)$ Marketing aims to influence the demand for certain products and services.

c$)$ According to Drucker, marketing is the whole business scen from the customers' point of view.

Which of the above statements is$/$are correct?

$[1]b$ and $c$

$[2]$ a and $b$

$[3]$ a and $c$

$[4]c$

$[5]$ None of the options $,$ or $4$