The correct option is D Both Assertion and Reason are incorrect
Answer is D.
The person sitting inside the moving train is at rest, whereas the person sitting in the other train moving in the opposite direction is at Motion with respect to the person inside the moving train.
Hence, the statement is false.
If the object covers equal distances in equal intervals of time, it is said to be in uniform motion and not uniform acceleration. In fact, there is no acceleration at all.
Hence, the statement is false.
Therefore, both Assertion and Reason are incorrect.