Shaima launches PowerShell to install a few server roles. However, virtually every command she enters issues an error message. What is the most likely cause of the problem?

a$.$

She logged in as Administrator but did not launch PowerShell using elevated privileges

b$.$

She logged in successfully but did not launch PowerShell with administrator privileges

c$.$

She needs to update PowerShell to a more recent version to support server role installation

d$.$

She logged in using a regular account and launched PowerShell with elevated privileges