Identify the true statements about the portfolio diversification. Multiple select question. Portfolio diversification works best when the returns are negatively correlated. Portfolio diversification works when prices of different stocks move exactly together. Portfolio diversification works best when the returns are positively correlated. Portfolio diversification works because prices of different stocks do not move exactly together.Identify the true statements about the portfolio return. Multiple choice question. The portfolio return is the simple average of returns on the individual assets. The portfolio return is the sum of returns on the individual assets. The portfolio return is maximum when all the stocks invested in belong to the same industry. The portfolio return is the weighted average of returns on the individual assets