There are two ways to unhide columns, what are they?  (select two answers)

Select the columns adjacent to the hidden columns and right-click the selected columns, and then select "Unhide”

Select columns adjacent to the hidden columns and hover your mouse over the edge line of the column until a line with two arrows on either side appears, then click and drag the edge of one column.

Hover your mouse over the thicker line between the two columns where the hidden columns are and wait for a pop-up window to appear, then select “Unhide”.

Double-click the thicker line between the two columns where the hidden columns are.

- Select the columns adjacent to the hidden columns and right-click the selected columns, and then select "Unhide”

- Select columns adjacent to the hidden columns and hover your mouse over the edge line of the column until a line with two arrows on either side appears, then click and drag the edge of one column.