The transport layer packet handler supports the ________.

Every constructor must be declared with no return type (not even void).

Answer the following statement true (T) or false (F)

To use the drag-and-drop method, select the cell or range you want to move or copy. Then, position the pointer on the top border of the selected cells. The pointer changes from a white cross to a  ____  arrow. To move the selected cells, drag them to a new location.

A. one-headed B. two-headed C. three-headed D. four-headed