Question

Fill in the blank using the possessive form of the noun given in the bracket:
Both the __________ armies fought together against their common enemy. (countries)

• A. country's
• B. countries'
• C. countrys'
• D. None of the above

Answer 1

The correct option is B countries'

The possessive case of a plural noun ending with the letter "s" is formed by adding an apostrophe at the end of the noun. In this case, the noun in bracket is countries - a plural noun. Its possessive form is: countries'. Hence the correct answers is option B.

Options A and C are incorrect as they do not follow the possessive sign pattern mentioned above.