A time line is a valuable tool used in value analysis because a. it is the only way to determine future cash value. b. it helps you to strategize a time line for bank deposits. c. it helps you to visualize what is happening in a time value problem. d. it shows that the interest rate is always constant. e. using one makes you an expert in time value analysis. A time line is a valuable tool used in value analysis because a. it is the only way to determine future cash value. b. it helps you to strategize a time line for bank deposits. c. it helps you to visualize what is happening in a time value problem. d. it shows that the interest rate is always constant. e. using one makes you an expert in time value analysis