单选题 The second paragraph uses facts to develop the essential idea that ______.

A、 a plant efficiently utilizes most of the water it absorbs
B、 carbon dioxide is the essential substance needed for plant development
C、 a plant needs more water than is found in its composition
D、 the stronger the wind, the more the water vapor loss

【正确答案】 C

【答案解析】[解析] 根据文章第二段第一句可知，选项C符合题意。