在工资数据表中，显示职称为工程师且基本工资大于2000的记录，下列语句正确的是 （ ）。

A． DISPLAY FOR职称="工程师"OR基本工资＞2000

B． DISPLAY FOR职称="工程师"AND基本工资＞2000

C． DISPLAY FOR职称="工程师"基本工资＞2000

D． LIST ALL FOR职称="工程师"，基本工资＞2000

The uncertainty of an event is measured by its probability of occurrence and is inversely proportional to that.The more uncertain an event is,the more information is required to resolve uncertainty of that event.The amount of information is measured in（）

A.possibility

B.bits

C.bps

D.probability