Choose the sentence that uses a hyphen correctly.


Uncle Ted and his best-friend, an incredibly talented architect, designed his single level house to be very energy efficient.


Uncle Ted and his best friend, an incredibly talented architect, designed his single-level house to be very energy efficient.


Uncle Ted and his best friend, an incredibly-talented architect, designed his single level house to be very energy efficient.


Uncle Ted and his best friend, an incredibly talented architect, designed his single level house to be very energy-efficient.