Mashaal Masha
A customer's monthly water bill was $\$75.74$. Due to a rate increase, her monthly bill is now $\$79.86$. To the nearest tenth of a percent, by what percent did the amount of the customer's water bill increase?
Difficulty: Medium
A: 

4.1%

B: 

5.1%

C: 

5.2%

D: 

5.4%