Which sentence correctly uses a comma to separate the introductory phrase? (1 point)

Responses

Because she had extra apples, Kate made a pie.
Because she had extra apples, Kate made a pie.

Because she had extra, apples Kate made a pie.
Because she had extra, apples Kate made a pie.

Because, she had extra apples, Kate made a pie.
Because, she had extra apples, Kate made a pie.

Because she had extra apples Kate, made a pie.

Because she had extra apples, Kate made a pie.