Select the best answer for the question.

$14.$ Which of the following are examples of total quality management $($TQM$)$ practices?

i$.$ Separating the sales and services functions.

ii$.$ Redesigning a product to reduce its parts by $50$ percent.

iii. Reducing the movement required in a manufacturing job.

iv$.$ Raising raw material quality standards.

A$.$ ii$,$ iii, iv

B$.$ i$,$ ii$,$ iv

C$.$ i$,$ iii, iv

D$.$ i$,$ ii$,$ iii