Question

what is format? the ability to extend a series of values based on two cells. a set of predefined characteristics that you can apply to cell content.

Explanation:

In the context of spread - sheets or data management, format refers to a set of predefined characteristics (like font style, number format, etc.) that can be applied to cell content. The other option about extending values based on two cells is more related to data series generation rather than format.

Answer:

A set of predefined characteristics that you can apply to cell content.