To adjust the height of cells, position the pointer over one of the dividing lines between cells. When the pointer changes to the _______ shape, drag the dividing line to the correct position.

Using regular expressions you can define patterns that ____.

A. Perform search and replace operations on strings B. Keep counts of instances of patterns C. Extract a substring from a larger string D. All of the above

In the accompanying figure, item 1 points to the ____ button.

A. Save B. Close C. New D. Open