问题：
[单选题]Which of the following best describes the location of major brain regions?
以下哪项最能描述大脑主要区域的位置？
AThe thalamus is located rostral to the midbrain. 丘脑位于中脑颅侧
BThe cerebral hemispheres are located ventral to the cerebellum. 大脑半球位于小脑腹侧
CThe midbrain is located caudal to the medulla. 中脑位于延髓尾侧
DThe cerebellum is located ventral to the pons.
小脑位于脑桥腹侧
EThe medulla is located rostral to the pons.
延髓位于脑桥的颅侧
