Q: Fact 1: Fossil fuels are formed from dead organisms over time. Fact 2: Decomposers decay dead organisms or their wastes. Given the two facts above, what are fossil fuels the product of?

Choose from:
(I) decay
(II) fire
(III) Energy
(IV) burning
(V) tar
(VI) engines
(VII) oil
(VIII) coal
A:
(I)