Why is it hat the ribbon tabs can collapse

What would be the address of the cell, which is at the intersection of the second row and the third column in a worksheet?

What is an rss reader used for? for creating a user account on a social new site

What type of forensic evidence was recovered during the bomb set off at the new mexico facility on the video that was similar to the evidence obtained at the boston bombings and how did the evidence allow the researchers to connect other pieces of evidence to the same bomb?