The interest of the regular payments at the end of each month and for a period of one year, and the amount of the payment is 500 at a simple interest rate of 6% annually, as follows Select one: O a. 175 O b. 170 O c. 165 O d. 160 A person deposits 500 dinars at the beginning of each month in the bank for ten consecutive months. If the simple interest on the deposit is 7.5%, it is required to calculate the periodic interest on the deposits. O a. 191.987 O b. 181.648 O c. 171.875 O d. 161.369