The Simple Interest Note Was Discounted at 15

Multiple Choice

The simple interest note was discounted at 15%. Find the discount period in days and the proceeds.
-Loan made: Oct 13
Face value: $21,800
Length of loan: 100 days
Rate: 10%
Date of discount: Jan 4

A) 17 days, $22,246.85
B) 18 days, $21,687.97
C) 18 days, $22,293.53
D) 17 days, $21,641.29