After being issued a $200,000 title insurance policy, an insured files a claim for $100,000 which is paid, and a claim for $75,000. The company informs the insured that it will not honor $25,000 of the last claim. This is because of which of the following?
A. The apportionment clause.
B. The co-insurance clause.
C. The non-cumulative liability clause.
D. The distribution clause.