It should be: buildings'
The word "states" does not require an apostrophe for pluralization. It remains as "states" in its plural form.
Use the apostrophe right after the letter s: fighters'
Use an apostrophe in the word only if you are using the contraction of the two words it and is. It's time to go! It was wagging its tail.
Ladies' dresses 'Ladies' is the plural form of 'lady'. The word changes completely in the plural (ie not 'ladys') so the apostrophe must go after the entire word.
No, the word "holidays" does not have an apostrophe.
"Archaeologist" doesn't require an apostrophe.
there is no apostrophe
One man's hobby
"Companies" is the plural "company" and doesn't require an apostrophe unless you are using a plural possessive. With the plural possessive, the apostrophe should appear at the end of the word after the 's'.
Firm's. Any singular possessive where the word does not end in 's' is apostrophe 's' ('s).
You don't need an apostrophe in that sentence. Studentsis a plural word, not a possessive.
The word is correctly punctuated as "women's."