Answer
Permutations: (a), (b), (e), (f).
Combinations: (c), (d), (g).
Work Step by Step
Permutations involve order as being important. Keywords: arrangement, schedule, order...
Choices where order is important:
(a), (b), (e), (f).
With combinations, order does not matter. Keywords: subset, committee, sample, group,...
Choices where order is not important:
(c), (d), (g).