At the End of 2015,Erin Was 74 Years Old and Her

At the end of 2015,Erin was 74 years old and her traditional IRA had a balance of $300,000.She properly withdrew $12,605 from her IRA in 2016,which was the first year she took a withdrawal.In 2016,her IRA assets earned $37,500.What amount must Erin take as a distribution from her IRA in 2017?

A) $14,768.
B) $14,187.
C) $13,651.
D) Some other amount.