在典型的职业生涯通道类型中，描述员工在同一管理层级或技术、技能等级上不同工种之间变动路径的是（）。

A.横向通道

B.纵向通道

C.双通道

D.职业生涯道

The ______ Method at one time was called Classical Method since it was first used in the teaching of the classical languages of Latin and Greek.