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Which of these sequences are arithmetic progressions?

\[\text{A: }\{16, 12, 8, 4\}\] \[\text{B: }\{8, 3, -2, -7\}\]

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Which of these sequences are arithmetic progressions?

\[\text{A: }\left\{\frac{3}{2},\frac{5}{2},\frac{7}{2}\right\}\] \[\text{B: }\left\{\frac{5}{3},3,\frac{13}{3}\right\}\]

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Which of these sequences are arithmetic progressions?

\[\text{A: }\{6,4,2,0,-2,-4,-6\}\] \[\text{B: }\{6,4,2,0,2,4,6\}\]

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Which of these sequences are arithmetic progressions?

\[\text{A: }\{-1,3,-5,7,-9\}\] \[\text{B: }\{-9,-5,-1,3,7\}\]

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Which of these sequences are arithmetic progressions?

\[\text{A: }\{-10,-5,5,10,15\}\] \[\text{B: }\{-10,-5,0,5,10\}\]

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