单项选择题 You need to reduce the level of access that a malicious Web site might have to your computer. What should you do?（）

多项选择题 The pop-up blocker is enabled on your computer. A Web site that you visit regularly uses pop-ups. You need to view the pop-ups from this Web site while maintaining the highest level of security for all other Web sites. What are two possible ways to achieve this goal?（）

单项选择题 You run a Windows Defender scan on your computer. You notice a valid program listed in Quarantined Items. You need to use this program on your computer. What should you do?（）