Computer_all over the world at the moment,
A
is using
B
has used
C
has been using
D
is being used
Correct Answer: is being used
Hints: - মূলত বাক্যটি Active voice এ people are using computer ছিল।সেহেতু বাক্যটি passive voice এ লেখা সেহেতু computer is being used হবে।