Determine which punctuation rule is illustrated by the following sentence.

I wonder if I will see Mary Ortega, founder of Season Fruit Shipping; Jose Arenas, head shipping agent at Produce Plus; or Delia Finnegan, manager of Finnegan Fruit Growers.

a) Use colons to separate items in a series when one or more of the items contain internal commas.
b) Use semicolons to separate items in a series when one or more of the items contain internal commas.
c) Use commas to separate items in a series when one or more of the items contain internal commas.