The plural possessive for president is presidents'.
Examples: Two of the US presidents' names were Roosevelt.
The plural form of the noun congress is congresses.The plural possessive form is congresses'.
The plural form of the noun governor is governors.The plural possessive form is governors'.Example: The governors' conference will be held in Philadelphia this year.
The possessive form of the plural noun Americans is Americans'.Example: Many Americans' lifestyles are harmful to the environment.
The plural form of the noun congress is congresses.The plural possessive form is congresses'.Example: All of the congresses' records are kept on file at the National Archives.
The possessive form of the singular noun president is president's.Example: A crowd of reporters met the president's limo.
The plural form is... 'vice presidents'.
Coaster's is singular possessive. The plural is coasters, the plural possessive is coasters'.
The correct form is "its" for the possessive form in the plural. "Its" is used for both the singular and plural possessive forms, without an apostrophe.
One country, two countries. (plural)I am the president of the country, I am the country's president. (possessive)Both Norway and Spain have kings as their countries' heads of state. (both plural and possessive at the same time)
The plural is briefs. The plural possessive is briefs'.
The plural is lads. The plural possessive is lads'.
The plural is trollies. The plural possessive is trollies'.
The plural is stations. The plural possessive is stations'.
The plural is relatives. The plural possessive is relatives'.
Museum is singular. Museum's is singular possessive. Museums is plural. Museums' is plural possessive.
The singular possessive form is heart's; the plural possessive form is hearts'.
The plural form is homes; the plural possessive is homes'.