(I) sea anenomes
(II) Organic compounds
(III) orange trees
(IV) coral
(V) power stations
(VI) humans
(VII) swamp vegetation
(VIII) important habitats
Q: Fact 1: Plants release oxygen during the day but not during the night. Fact 2: All orange trees are plants. Given the two facts above, what release oxygen during the day but not at night?
A:
(III)