A geometric sequence is defined recursively by a,, = 6a, , The 1st term of the sequence is 0.75. Which of the following is the explicit formula for the oth term of the sequence? A. a = 0.75 . 6(0 -1) O B. an - 6 . 0.75(0- 1) C. an - 6 . 0.75 D. a = 0.75 . 60 E. a = 0.75 . 6(1+ 1)