can you please do it and explain

Consider a portfolio consisting of four stocks: Stock A, Stock B, Stock C, and Stock D. The table below provides the number of shares of each stock in the portfolio, the current price of each stock, and the expected annual return for each stock over the course of the new year. Calculate the portfolio's expected annual return over the course of the next year. Asset Shares Price Per Share Expected Return Asset A 45 300 15% 30 195 23% Asset B 270 20% Asset C 155 5% Asset D 0 0 O 19.92% 17.17% 18.54% 0 0 15.79% 21.29% 0 1 pts refor