Weston Inc. agreed to pay $10,000 today, $15,000 at the end of the year, and $25,000 at the end of the next year to a landowner to explore for, but not extract, valuable minerals. What is the total amount Weston Inc. will pay the landowner?
A) $10,000
B) $15,000
C) $25,000
D) $50,000