response and respond back classmates

Post a total of 3 substantive responses over 2 separate days for full participation. This includes your initial post and 2 replies to other students. 
Due Thursday 
Respond to the following in a minimum of 175 words:
Locate and review tutorial help on Microsoft® Excel® on the Microsoft® Office website.
Discuss the question:

What Microsoft® Excel® features make the software such an important and popular tool for business professionals?

Due Monday 
Reply to at least 2 of your classmates. Be constructive and professional in your responses.