单选题 Horseback riding ______ both the skill of handling a horse and the mastery of diverse riding styles.
A. embraces B. encourages C. exaggerates D. elaborate

【正确答案】 A
【答案解析】由句意可知此处应填有“包含”意义的词。四个选项中只有embrace(包括，包含)符合。encourage鼓励；exaggerate夸张，夸大；elaborate详细阐述。