Demand for the new Apple Inc iphone 5 has be… Show more According to the Huffington Post on September 19, 2012,“Demand for the new Apple Inc iphone 5 has been‘incredible,’ AT&T Inc Chief Executive Randall Stephenson said on Wednesday.” The increase in demand causes equilibrium price to _ and equilibrium quantity to _ . A. increase;increase B. increase;decrease C. decrease;increase D. decrease; decrease Please provide an explanation,thanks! • Show less