Each service starts on a different date because the services depend on each other. Enter the starting dates for the remaining services as follows:

a$.$ In cell D$6,$ enter a formula without using a function that adds $4$ days to the value in cell C$6.$

b$.$ In cell E$6,$ enter a formula without using a function that subtracts $3$ days from the value in cell c$6.$

c$.$ In cell F$6,$ enter a formula without using a function that adds $2$ days to the value in cell $36.$

d$.$ In cell G$6,$ enter a formula without using a function that adds $2$ days to the value in cell c$6.$