If a= 24.3º.42.51 and b= 2231.41.50, then Icm(a,b) equals: O A. 768 O B. 3840 O C. 16 O D. All of the choices For an equation 23568= 51*456+ 312 the value of god(23568, 456) equals to: O A. All of the choices O B.gcd(23568, 312) O C.gcd(456, 312) O D.gcd(51, 456) The sixth term (as) of the sequence defined by the following recurrence relation is: an+1 = 3an-5, ao= 2 O A.-362 O B. 79 O C. -119 O D. 425