Rina Misra,a First-Time Computer User,purchased a Brand New PC Two

Multiple Choice

Rina Misra,a first-time computer user,purchased a brand new PC two months ago and it was now operating much more slowly and sluggishly.Since purchasing the computer,she had been accessing the Internet and had installed a variety of free software.The problem is mostly likely to be

A) a zero-day attack.
B) a virus.
C) a spoof.
D) Bluesnarfing.