A user has reported that everyday at 12:00 p.m. their workstation becomes sluggish with Internet access and overall performance. Which of the following will MOST likely resolve this issue?（）

• A、Reschedule the antivirus scan to run after close of business.
• B、Add an additional NIC with a connection to the network.
• C、Adjust program filters on the workstations firewall.
• D、Replace the processor with a known good processor.