Where does the comma go in these sentences

Samantha and I are coming with you Victoria

Your idea in fact is a great one!

A large red rose is growing in the beautiful garden

Respuesta :

Samantha and I are coming with you, Victoria.

Your idea in fact, is a great one!

A large, red rose is growing in the beautiful garden

Answer:

In the first sentence before Victoria

In the second after idea

The 3rd one before in

Explanation: