Answer:
Option A. April 18,2012.
Explanation:
This invoice of stationary is dated 8 April 2012, and terms written on it 7/10 EOM.
It means 7% discount of the payment within 10 days or full payment at the End of the Month (EOM)
Therefore, the last day Sharon can take advantage is 10 days after the date of invoice.
Date of invoice = April 8, 2012
after 10 days = April 18, 2012
Option A. is the correct answer.