A pie chart should be used when you need to show the relationship of each part to a whole.

To manually adjust the width of a column, position the pointer over the vertical line between two column headings so that the pointer changes to a _____ shape.

A.
B.
C.
D.

Use a one-dimensional dynamic array to solve the following problem. Read in 20 numbers, each of which is between 10 and 100, inclusive. As each number is input, print it only if it is not a duplicate of a number already input. Provide for the “worst case,” in which all 20 numbers are different.

What will be an ideal response?