Answer: The correct answer is "A) Without trading, the portfolio weights will decrease for the stocks in the portfolio whose returns are above the overall portfolio return.".
Explanation: The statement "A) Without trading, the portfolio weights will decrease for the stocks in the portfolio whose returns are above the overall portfolio return." is FALSE, because it is the opposite, that is Without trading, the portfolio weights will increase for the stocks in the portfolio whose returns are above the overall portfolio return.