Study the graph and answer the question given below.
The given graph represents the number of workers getting daily wages (in ₹)
Total number of workers = 200

The ratio of the total number of workers whose daily wages are less than ₹500 to the total number of workers whose daily wages are ₹600 and above is:

A

9:20

B

12:17

C

8:15

D

9:15