C'est ou il/elle?

Question 1

When do you use - il/Elle est?

Answer 1

Il/Elle est + adjective

Also to indicate a location eg: Elle à l’université

Question 2

When do you use - Ce sont?

Answer 2

If sentence is in the plural

Question 3

When do you use - c’est?

Answer 3

C’est + name (person, place)

C’est + article + noun (+adjective)

If has an article = c’est!!!