对于下列定义，不正确的叙述是( )。 uniond ata { int a; char b; double c; }x=y;

A．变量x所占内存的长度等于成员c的长度

B．变量x的地址和它的各成员地址都是相同的

C．可以在定义时对x初始化

D．不能对变量x赋值，故x=y非法

Passage 1

According to the local copper in the south London neighborhood of Battersea: a. the people there did not have significant improvement in their housing condition b. the people need to be more open-minded c. the people need to be more civilized d. the people need to have wider access to education