During the fire, he ______ people into groups which carried sand and water to throw onto the flames.

A．called

B．organized

C．made

D．planned

已知柠檬醛的结构式为，下列说法不正确的是：（）

A.它可使KMnO₄溶液褪色

B.可以发生银镜反应

C.可使溴水褪色

D.催化加氢产物为C₁₀H₂₀O