A geometric sequence is given. Find the common ratio and write out the first four terms. {4} = 2 4 O A. r=2; U₁=2, U₂ = U3 = 3' O 2 8 = w/c 3' 2 4 8 16 B. r=₁=2, U₂3,43= 44 = 9' 27 4 U4 = 16 3 2 4 8 OC. = 3:41=3₁42 ₁43 = 27.44= 8 16 OD. r=2; U₁=2, U₂ = 3,43=₁44= 27 16 81

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