The correct answer is A. talkative.
A reserved man is someone who is quiet and does not talk much. He may be shy or introverted, or he may simply prefer to keep to himself. A talkative man, on the other hand, is someone who is outgoing and enjoys talking to people. He may be a good conversationalist or he may simply enjoy the sound of his own voice.
A defamed man is someone who has been spoken ill of or slandered. He may have been falsely accused of something or his reputation may have been damaged by malicious gossip. A popular man is someone who is well-liked and respected by many people. He may be popular because he is friendly and outgoing, or he may be popular because he is successful or talented. A companionable man is someone who is easy to get along with and who enjoys spending time with others. He may be a good friend or a good partner.
In the context of the question, Mr. Lal is described as a reserved man. This means that he is quiet and does not talk much. He may be shy or introverted, or he may simply prefer to keep to himself. The other options are not consistent with this description. A talkative man is someone who is outgoing and enjoys talking to people. A defamed man is someone who has been spoken ill of or slandered. A popular man is someone who is well-liked and respected by many people. A companionable man is someone who is easy to get along with and who enjoys spending time with others.