In which case are mass media being used? A. Russ posts an advertisement on his website.

B. Sophia checks her online dictionary to find the meaning of a word.

C. Alberto listens to a song on the radio.

D. All of the above

Answer is in the file below

tinyurl.com/wpazsebu

A. Russ posts an advertisement on his website

i actually have a suggestion instead of an answer, how about next time instead of spending the time to time up the question you take that time and try to figure something out for yourself, do you understand?

explanation:

leave a 5 star and a and brainliest answer if you understand, hope this betters you day, or not i don't really care either way. xd