A precious metal is a. an element with super and electric and thermal conductivity, high luster, and sensitivity. b. a highly sought after dense, shiny, soft precious metal that has been used as money for many centuries. c. an highly valuable element with super and electric and thermal conductivity, high luster, and sensitivity. d. a soft, sensitive, and lustrous element with the highest conductivity of any element. Please select the best answer from the choices provided A B C D