Найдите эквивалент предложения в страдательном залоге: They will send the email in half an hour.

Варианты ответа

1. A.The email was sent in a half an hour.
2. B.The email sent in a half an hour.
3. C.The email will be sent in a half an hour.верно
4. D.The email is sent in a half an hour.