根据新知识与原有认知结构的关系，知识学习分为下位学习、上位学习和_________。

A．The Renaissance period witnessed an extreme emphasis on gender differentiation in clothing.
B．The earliest jeans were not blue but brown.
C．Originally, tailcoat was created for the equestrians to ride conveniently.
D．Formal dress code emphasizes comfort and personal expression.

A．错误
B．正确