Select the number from among the given options that can replace the question mark (?) in the following series.
1, 0, 2, 1, 3, 2, 4, 5, 5, 26, ?, 677
A47
B26
C52
D6
A47
B26
C52
D6
Related Questions:
Refer to the given letter-cluster series and answer the question that follows.
AKMG, RTDC, WQCT, PILE, VTXF, HRXW
If in each of the letter-clusters, each letter is changed to the next letter in the English alphabetical order, how many letter-clusters thus formed will have exactly two vowels?