Basketball team's muses.
team is the main concern, since basketball is just describing the type of team. so just pretend it only says team, which is a singular noun, just like you are saying "dog" or "man" or "potato" or something. that makes it easier to see
The possessive noun phrase is: his paw's dirty prints
The possessive form is the kitten's personality.
The possessive phrase would be "the teacher's book."
The possessive noun phrase is the fathers' rights.
The possessive noun phrase is the fathers' rights.
There is no possessive noun unless you change the phrase to read, 'the children's telephone'. In this example the possessive noun is children's.
The possessive form is the visitors' lounge.
The possessive form is the protesters' opinion.
The possessive form is the friends' committee.
The possessive form of the plural noun fathers is: the fathers' rights.
"The ant colony's" is not a sentence, it's a noun phrase. There is no possessive pronoun in this noun phrase. There is no pronoun in this noun phrase.
The possessive phrase are the man's shoes.