G=({0, 1, 0, 2, 3, 4, 5}, +6) are

The generators of the cyclic group
G=({0, 1, 0, 2, 3, 4, 5}, +₆) are
(a) 1, 2
(b) 1, 3
(c) 1, 4
(d) 1, 5