3. Write a program in C to calculate and print the Electricity bill of a given customer. The customer id., name and unit consumed by the user should be taken from the keyboard and display the total amount to pay to the customer. The charge are as follow Unit Charge/unit upto 199 RM 1.20 200 and above but less than 400 RM 1.50 400 and above but less than 600 RM 1.80 600 and above RM 2.00 If bill exceeds RM 400 then a surcharge of 15% will be charged and the minimum bill should be of RM 100/- Test Data : 1001 James 800 Expected Output: Customer IDNO :1001 Customer Name :James unit Consumed :800 Amount Charges RM 2.00 per unit : 1600.00 Surchage Amount : 240.00 Net Amount Paid By the Customer : 1840.00