[A]
Mohan’s father said that Mohan had made the mess and proposed that he clear it up.
[B]
Mohan’s father said that Mohan had made the mess and that he was to clear it.
[C]
Mohan’s father said that Mohan had made the mess and suggested that he clear it.
[D]
Mohan’s father said that Mohan hade made the mess and that he should clear it.