题目1单选题
设<img src="https://tihai-oss-cloud.itihey.com/img/0114b314e448a19d85c9954fb4a5fc7c.webp">A. <img src="https://tihai-oss-cloud.itihey.com/img/c00b64bcfcfba8010123c670003689a7.webp">B. <img src="https://tihai-oss-cloud.itihey.com/img/8c6ed389a0d986b05f5c45f54413fabd.webp">C. <img src="https://tihai-oss-cloud.itihey.com/img/2af71204a736b07fa0c1129dc0d0db24.webp">D. <img src="https://tihai-oss-cloud.itihey.com/img/ca260700e198373701fc5b6d9f59ecc6.webp">