What is the plural possessive form of century’s ?

Answer 1

The form century's is the singular possessive form of the noun century. The plural form of the noun century is centuries. The plural possessive form is centuries'.

Answer 2

The plural for century is centuries.

The plural possessive form of century is centuries'(apostrophe after the S).

Example: The centuries' periods of exploration occurred for different reasons.

Answer 3

The plural possessive form of "century" is "centuries'."