Statement 1: All whales are fish.
Statement 2: some fish are not amphibians.
Statement 3: All whales are amphibians.
Statement 4: Some amphibians are not fish.
Conclusions:
(a) Some fish are amphibians (b) Some amphibians are fish
(c) Only whales are both fish and amphibians (d) All amphibians are fish.

• Only (a) and (b)

• Only (c)

• Only (d)

• Only (d)