The correct answer is A. dishonest.
A deceitful person is someone who is not honest or truthful. They may lie, cheat, or steal in order to get what they want. They are not trustworthy and cannot be relied upon.
A sincere person is someone who is honest and truthful. They are genuine and authentic. They can be trusted to do what they say they will do.
A gentle person is someone who is kind and compassionate. They are patient and understanding. They are not easily angered or upset.
A simple person is someone who is not complicated or sophisticated. They are down-to-earth and easy to understand. They are not pretentious or arrogant.
In the case of Dhanik Lal, he is a deceitful man who cannot be relied upon. He is not honest or truthful, and he is not trustworthy. He is likely to lie, cheat, or steal in order to get what he wants.