Which answers are examples of deductive reasoning?Select each correct answer.a. Cathy is a good singer. Therefore, Cathy’s sister is a good singer.b. The radius of a circle is one-half the length of the diameter of a circle. The diameter of a circle is 10 ft. Therefore, the radius of the circle is 5 ft.c. The fair charges $5 for admission. Tom is going to the fair today. Therefore, Tom will spend $5 for admission to the fair today.d. For the past 2 years, 6 inches of snow fell in December. Therefore, 6 inches of snow will fall this December.