在视同买断的销售方式下，委托方确认收入的时点为( )。

A．委托方交付商品时

B．委托方销售商品时

C．委托方收到受托方交来的代销清单时

D．委托方收到货款时

It was only _____ I read the poem ______ I began to appreciate its beauty.

A．when,that

B．so,that

C．before,that

D．when,until