a) It is twenty-three degrees above zero; fourteen degrees below zero; thirteen degrees above zero; nineteen degrees below zero; two degrees below zero; zero degrees; thirty-six degrees above zero; four degrees above zero; forty-four degrees below zero; twenty-seven degrees above zero.
b) It is zero degrees; eight degrees above zero; twenty-four degrees below zero; twelve degrees above zero; seventeen degrees below zero; fifty degrees below zero; thirty degrees above zero.