This would be a mentor-D. They role is to mentor or guide you with advice or assistance. A role model is a similar answer in that they respect you, but they might not offer advice or assistance which makes it incorrect.
Answer:
The taskbar is an element of an operating system located at the bottom of the screen. It allows you to locate and launch programs through Start and the Start menu, or view any program that's currently open.
The answer is C Excel. Excel allows you to make spreadsheets.
Hope this helps :-)
A food establishment needs a thermometer to make sure no food is under cooked or overly cooked
