four different people are using sound wave technology.

which describes the form of technology most likely being used by each person?

a.) ali is using specialized headphones, megan is using a microphone, kristoff is using a transmitter, and jenna is using a radio.
b.) ali is using a radio, megan is using a microphone, kristoff is using a transmitter, and jenna is using specialized headphones.
c.) ali is using a radio, megan is using a transmitter, kristoff is using a microphone, and jenna is using specialized headphones.
d.) ali is using specialized headphones, megan is using a transmitter, kristoff is using a microphone, and jenna is using a radio.