钢筋180°半圆钩弯曲最小半径为（）。

A、1.25d

B、2.5d

C、4.2d

D、4.8d

Dina contracted Elias, an interior designer, to help her with the decoration of her new fl at. Dina authorised Elias to purchase black furniture for her dining room, which would cost no more than EUR1.000. Elias ordered a set of black furniture from Chloe’s store and promised to pay EUR1.500 upon its delivery. When the furniture was delivered to Dina’s fl at, Dina discovered that it was brown and refused to pay. Chloe was not aware that the furniture was bought by Elias on behalf of another.Required:Advise Dina, Elias and Chloe as to their legal rights and obligations in relation to agency law. (10 marks)