Q: Fact 1: Female monotremes lack a uterus and vagina. Fact 2: Like the echidna, a platypus is a monotreme. Given the two facts above, what does a platypus lack?

OPTIONS:
(1). a cuticle
(2). Uterus
(3). tail fins
(4). Eyes
(5). Tail
(6). Energy.
(7). Energy
(8). Heart
The answer is:
(2).