Find the first six terms of the sequence.a1 = 7, a2 = 8; for n ? 3, an = an-1 + an-2

A. 7, 8, 15, 23, 38, 61
B. 7, 8, 15, 16, 23, 23
C. 7, 8, 56, 448, 25,088, 11,239,424
D. 7, 8, 14, 21, 28, 35


Answer: A

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