What Structure Protects the Embryonic Shoot of Many Monocots

Question

What structure protects the embryonic shoot of many monocots?  
A) Coleoptile
B) Hypocotyl
C) Cotyledon
D) Endosperm
E) Radicle

Accepted Answer

The coleoptile is a protective sheath that covers the embryonic shoot of many monocots, including grasses and lilies. It helps to protect the delicate shoot from damage as it emerges from the soil.