Choose the option that best corrects the sentence:
River Elementary, the boys school, is having a months holiday.
Apostrophe indicates possession.
Apostrophe is used with nouns in two ways:
1. Apostrophe before 's' – to show possession with a singular noun or a plural noun that does not end in ‘s’
2. Apostrophe after 's'- to show possession with a plural noun which ends with 's'