Double-clicking the right edge of a column heading activates the AutoSize feature which automatically resizes the column to accommodate the widest entry in the column.

False

Explanation:

Double-clicking the right edge of a column heading activates the AutoSize feature which automatically resizes the column to accommodate the widest entry in the column is false

To reset columns to the default width, click the column headings to select the columns, click the ... activates the AutoFit feature, which automatically resizes a column so it accommodates the widest entry in a column

the answer is:

c. economic output

in some situations true but in others false