Marriage to one spouse at a time.———–More than one partner at

Marriage to one spouse at a time.———–More than one partner at a given time.———–One man has two or more wives at a time.———–One woman marries more than one man at a given time.———–

Answer»

Marriage to one spouse at a time.	Monogamy
More than one partner at a given time.	Polygamy
One man has two or more wives at a time.	Polygyny
One woman marries more than one man at a given time.	Polyandry