Ann, a user, has a phablet for personal and work usage. She finds that her phablet starts to exhibit slow performance after a couple of hours and that the problem
worsens as the day goes by. If Ann restarts the device, it works fine for a couple of hours and then starts to run slow again. Which of the following is the BEST
action to troubleshoot this problem?

A.
Check running apps

B.
Reset to factory default

C.
Disable cloud syncing

D.
Replace the device’s battery