The correct answer is< b>'than brains.' < \/b> Key Points - The presence of the word 'more' shows that we need a comparative degree to show the comparison. - In this sentence, we are comparing money and brain. - Therefore, the option 'than brains' is correct. - The correct sentence: The younger man has more money than brains. Additional Information - For can be used with all tenses. - Example: They study for two hours every day. They are studying for three hours today. He has lived in Bangkok for a long time. He has been living in Paris for three months. - Since is normally used with perfect tenses. - Example: He has been here since 9am .