HELP ME PLEASE I'LL MARRY U Which exponential function has a growth rate of 0.5%?

A)f(x)=(0.005)(1.005)x

B)f(x)=(1.005)(0.005)x

C)f(x)=(1.05)(1.05)x

D)f(x)=(0.05)(0.05)x

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!