设y=x+lnx,则dy=

• A.<img src="https://timg.fentiku.com/javaimportItems/5b0239528f8043f0a36d41d713e18afa/images/9bd0c.jpg"><br/>
• B.<img src="https://timg.fentiku.com/javaimportItems/5b0239528f8043f0a36d41d713e18afa/images/9c24e.jpg"><br/>
• C.<img src="https://timg.fentiku.com/javaimportItems/5b0239528f8043f0a36d41d713e18afa/images/9c7a8.jpg"><br/>
• D.dx<br/>

正确答案：B