A user reports that files are taking a long time to open on her computer.Which of the following would be the best tool for this user to use to try to fix the problem?

A) msconfig
B) defrag
C) regedit
D) regsvr32

Defrag

Short for defragmentation, it's the process of consolidating fragmented data on a storage device to improve efficiency and speed.

Files

Digital containers used to store data on computers or other digital devices, recognizable by their names and extensions.

Msconfig

A Microsoft System Configuration utility that helps troubleshoot startup process issues in Windows.