Which of the following is correct regarding the calculation of the future value of an uneven cash flow stream?

a$.$ Because of uneven cash payments, it is not possible to get a future value of the entire stream.

b$.$ The sum of the cash payments is compounded together to get the future value of the entire stream.

c$.$ Each cash payment is compounded individually to the end of the cash flow stream and then added together to get the future value of the entire stream.

d$.$ The future value of an uneven cash flow stream can only be calculated on a financial calculator