The pronoun that would replace the possessive noun Sheila's is her (her picture).The pronoun 'her' is a possessive adjective, a word used to describe a noun.The pronoun that would replace the noun phrase Sheila's picture is it.The pronoun 'it' is a personal pronoun, a word that takes the place of a noun for a specific thing.
It
it
The pronoun for the noun 'team' is they.They began to play at 3:00.Note: Although the noun 'team' is a singular noun, it is more common to replace the singular noun 'team' with the plural pronoun 'they' when the grammatically correct singular pronoun is 'it' because a team is a group of people. This is one of the exceptions to the rule that a pronoun must match its antecedent in number.
Them would replace team.
Pronoun
No, it is not a pronoun. A pronoun replaces a noun. Think, a flower can not replace a noun.
No, a pronoun can only replace a noun, a noun phrase, or another pronoun.
The pronoun they will replace Katie and Ivan as the subject of a sentence.
No, because a pronoun replaces a noun; the word 'pronoun' does not replace a noun, it is a noun.
The pronoun that takes the place of the noun phrase 'the idea' is it.Example: The idea is a good one. Did you think of it yourself?
President is a noun, not a pronoun. pronouns replace nouns. president is a title, and doesn't replace anything.