Yvonne is matting a series of photos as an anniversary gift for her parents. She hopes that they will cherish this gift for years to come but is concerned because she can’t afford the really nice mat board. What is Yvonne MOST LIKELY worried about?

A.
that the mat will turn black

B.
that the mat will take over the picture

C.
that the mat will disintegrate

D.
that the mat will discolor and deteriorate