cosficiart is 1%. B. Caculate the portiolo welyhts that rericue al risk. b.it than are no attioge opportunites. whyt is the risk hos rale of inlored of this economyt. A. Caloulve ro portolo weighta that remove al rake? The portenke weight of l-isl wickl be Hi Mound biea deci-al placen.) odemferen is - 1)