Select the option that is related to the fifth word in the same way as the second word is related to the first word and the fourth word is related to the third word.

Dentist : Teeth :: Orthopedician : Bones :: Cardiologist : ?

Heart

Dentist : Teeth :: Orthopedician : Bones :: Cardiologist : ?

The logic followed here is:

Dentist : Teeth

Dentist Treats teeth

Orthopedician : Bones

Orthopedician treats Bones

Similarly

Cardiologist : ?

Cardiologist treats Heart