Concept:An antonym is a word with the opposite meaning. Generous means giving freely; its opposite is unwilling to give.Explanation:Generous means showing a willingness to give more than expected, like money or time. Stingy means unwilling to spend or give, often miserly. Thus, Stingy is the direct opposite of Generous. The other options are synonyms or related: Kind (caring), Benevolent (well-meaning), Charitable (giving to those in need).Answer:Option B i.e. Stingy