Traduire en anglais des phrases avec un pronom relatif COD Traduction

Quelle est la traduction anglaise de chacune des phrases suivantes ?

Le sac que j'ai acheté est trop petit.

The bag who I bought is too small.

The bag whom I bought is too small.

The bag that I bought is too small.

I bought a bag and the bag is too small.

L'ordinateur que je veux est trop cher.

The computer whom I want is too expensive.

The computer that I want is too expensive.

I want a computer which is too expensive.

I want a computer who is too expensive.

L'homme à qui j'ai parlé est danseur.

The man to whom I talked is a dancer.

The man to who I talked is a dancer.

The man to which I talked is a dancer.

The man to that I talked is a dancer.

C'est le gâteau que ma mère a fait.

This is the cake who my mother made.

This is the cake which my mother made.

This is the cake whom my mother made.

This is my mother who made this cake.

C'est une idée que nous avons eue.

We had an idea.

This is an idea whom we had.

This is an idea who we had.

This is an idea that we had.