The Breakup<br>David and Katie had been having problems. Katie finally decided she'd had enough. She told him to move his stuff out. He got mad and broke her favorite vase. Katie knew she'd made the right decision.

Based on that paragraph can we conclude that this sentence is true?
David and Katie have been having relationship problems for the last two years.

OPT:
(a). Yes.
(b). It's impossible to say.
(c). No.
(b).