问题
单项选择题
患者，阎某.男，60岁，排便时及排便后剧烈疼痛，粪便表面带少量鲜血。应考虑为（）
A.血栓性外痔
B.一期内痔
C.三期内痔
D.肛裂
E.直肠息肉
答案
参考答案：D
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患者，阎某.男，60岁，排便时及排便后剧烈疼痛，粪便表面带少量鲜血。应考虑为（）
A.血栓性外痔
B.一期内痔
C.三期内痔
D.肛裂
E.直肠息肉
参考答案：D
An analyst does research about price multiples and gathers the following information about three companies in the same industry:
| Earnings Retention Ratio | Required Rate of Return | |
| Company 1 | 30% | 8% |
| Company 2 | 40% | 9% |
| Company 3 | 50% | 10% |
A. Company 1.
B. Company 2.
C. Company 3.