The correct option is B a-h,i; b-e; c-f; d-g
According to definitions use in communication systems:
Antenna: A device that radiates signals. (Option h)
Transmitter: As the name suggests, it transmits (sends) out information. (Option e)
Receiver: As the name suggests recieves (pick ups) the information. (Option f)
Transducer: A device that converts variations in a physical quantity, such as pressure or brightness, into an electrical signal, or vice versa. That is option g.