问题

________ his telephone number —_________.
A:What’s; She’s 510-1325
B:What’s; It’s 510-1325
C:How many; Its 510-1325
D:How many; It’s 510-1325;
B:What’s; It’s 510-1325
C:How many; Its 510-1325
D:How many; It’s 510-1325;
正确答案是: