When all the numbers between 0 and 100 in a range should be displayed in Red Color, apply

A. Use =if() function to format the required numbers red

B. Apply Conditional Formatting command on Format menu

C. Select the cells that contain number between 0 and 100 then click Red color on Text Color tool

D. All of above

Please do not use chat terms. Example: avoid using "grt" instead of "great".