data investor decides to invest, the following amounts, only in one of the following two portfolios: Portfolio P: EUR 30,000 in share A and EUR 70,000 in share B Portfolio P: EUR 30,000 in share C and EUR 70,000 in share B the shares A, B, C have the same yield equal to 0.06 wwwww share A has a standard deviation 0.01265 share B has a standard deviation 0.0253 share C has a standard deviation 0.019 The co-escalation of www.w returns of shares A and B (Portfolio ) are -0.00032 and the corresponding to the returns of shares C and B (Portfolio P) are -0,00048. Question=> comment on the percentages investing in each share (wi)