伤寒小结的组成主要是 
A、上皮样细胞、淋巴细胞
B、多核巨细胞、上皮样细胞
C、淋巴细胞、浆细胞
D、伤寒细胞、中性粒细胞
E、 巨噬细胞、伤寒细胞

A．. He discovered the band.
B．. He worked as their manager.
C．. He used his musical knowledge to refine the band's works.
D．. He produced and experimented with all their recordings.