Select the function that represents a geometric sequence.
o
a. a(n) = p + (n − 1); • p, where nis a positive integer
b. a(n) = p+ (n-1); • p, where n is any real number
c
1-1, where n is any real number
o d. a(n) = p(1 + i)n = 1, where n is a positive integer
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