Comprehension Passage
Given below there are three number series (I, II, and III). One of the numbers in each series (I, II, and III) is missing.
Series I: 689, 779, 911, 1043, ______, 1407
Series II: 635, 663, 693, 729, 765, ______.
Series III: 812, 783, 752, 715, 674, ______.
If another series, whose third term is the missing number of series I, follows the same logic as followed in series III, then which of the following is correct regarding the sum of the second, fourth, and sixth terms of the series?
1
Is a prime number
2
Is perfectly divisible by 7
3
Sum of its digits is not a prime number
4
Both 1 and 3
5
Both 2 and 3