The Center button centers text ________ within the cell

____ are designed to prohibit retransmission of any frames for a short period of time when jabbering is detected, to prevent the network from being saturated with meaningless signals.

A. Repeaters B. Stretchers C. Flippers D. Bouncers

____________________ labels describe numeric data that may change, such as weekly sales totals.

Fill in the blank(s) with the appropriate word(s).