When the primary key value in the primary table can match many of the foreign key values in the related table.

Image resolution is

a. the number of data points recorded in an image. b. only important with analog image capture. c. the size of the image in bytes. d. based on the kind of compression used.

To hide a column:

A) use the More icon in the Home tab. B) activate a cell and press delete. C) adjust the size of the column to less than .08. D) change the background and text to white.