Kartik’s Computer was running very slow, hangs and often restarts. He is very confused and tensed as he was working on a very important assignment. Kartik’s friend gave him the following suggestions. Identify who has given him a genuine suggestion.
a. Radha : Restart your machine
b. Ishan : Install reliable antivirus software and update
c. Amar : Don’t use Pendrive
d. Sam : Install free antivirus from net
