Question

Be extra careful
opening certain emails.
(37) during
(0) while
(7) meanwhile
(7) henceforth​

Answer 1

Be extra careful  while opening certain emails.

Explanation:

• Certain e-mails contain viruses in them and are spam or malware.

• Such type of e-mails can cause serious destruction and damage to a computer.

• Hence, while checking an e-mail, proper care shall be taken and e-mail from known and trusted authorities shall be opened.

• However, the computer experts are working more and more on protecting the security of a computer.