The equilibrium is achieved in the CAPM while in the APT equilibrium is achieved O A, none of the answers listed here. O B. through the elimination of arbitrage opportunities; because investors choose portfolios based on expected mean and variance of returns O C. because investors choose portfolios based on expected mean and variance of returns; through the creation of arbitrage opportunities OD, because investors choose portfolios based on expected mean and variance of returns; through the elimination of arbitrage opportunities Moving to another question will save this response.