To display hidden formatting marks, click the Show/Hide button in the Paragraph group on the _____ tab.

In the second table of two related tables, the common field shared with the first table is called the ____ key.

A. foreign B. primary C. secondary D. master

Let set U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9},  A = {0, 1, 2, 3},  B = {1, 3, 5, 7, 9}, and C = {x | x N such that 3 x 15}.  Perform the following operation.A B

What will be an ideal response?