• A.<img src="https://timg.fentiku.com/javaimportItems/2847b372203443ba93cfb871c080ce65/images/581a8.jpg"><br/>
• B.<img src="https://timg.fentiku.com/javaimportItems/2847b372203443ba93cfb871c080ce65/images/588f4.jpg"><br/>
• C.<img src="https://timg.fentiku.com/javaimportItems/2847b372203443ba93cfb871c080ce65/images/58f94.jpg"><br/>
• D.<img src="https://timg.fentiku.com/javaimportItems/2847b372203443ba93cfb871c080ce65/images/59645.jpg"><br/>

正确答案：B