Reverse the polarity

Which of these could NOT be used to start Task Manager? Answer E) doesn’t count. 🙂

A) Ctrl-Shift-Esc

B) Ctrl-Alt-Del, select Task Manager

C) Right mouse click the taskbar, choose Task Manager

D) Choose Start, select Control Panel, choose Task Manager

E) Pick up the mouse, turn it over, and say “Hello, Computer.”