One Word Substitutes - Verbal and Reasoning

Directions to SolveIn questions given below out of four alternatives, choose the one which can be substituted for the given word/sentence.
Q1:

The custom or practice of having more than one husband at same time

A Polygyny

B Polyphony

C Polyandry

D Polychromy

ANS:C - Polyandry

No answer description is available.