Tosetthetextcontentofptaginboxwithdivtagclassname,thetextiscentered,thefirstlineisindented2em,thefontsizeis20px,andthelineheightis30px.Thefollowingiscorrectlywritten()
A
A..box .p{ line-height: 30px; font-indent: 2em; text-align: center; font-size: 20px; }
B
B..box p{ line-height: 30px; text-indent: 2em; text-align: center; font-size: 20px; }
C
C..box .p{ line-height: 30px; text-indent: 2em; text-align: center; font-size: 20px; }
D
D..box p{ text-height: 30px; text-indent: 2em; text-align: center; font-size: 20px; }
