• A.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/58d1e.png"><br/>
• B.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/594ae.png"><br/>
• C.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/59a0b.png"><br/>
• D.<img src="https://timg.fentiku.com/javaimportItems/44851d922c6f4f98b3ddcbd1eb008310/images/59ee2.png"><br/>

正确答案：A