You are creating a Windows Forms application using the .NET Framework 3.5.You implement the PrintPage page event for a form.The users must be able to print the pages by using the Landscape orientation.You need to ensure that the users can set the page settings before printing.   <br /> Which code segment should you use?()<br /> <img src="https://nimg.ppkao.com/2018-08/zhoulian/2018080109564998991.jpg?sign=65195da6989316eabb227e7ec287ef36&t=62d55143" />
A、A
B、B
C、C
D、D