A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
11, 13, 17, 19, ?
2 and 4 are alternatively added in the given numbers.
11 + 2 = 13
13 + 4 = 17
17 + 2 = 19
19 + 4 =Â 23
=> Ans - (B)
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