单选题 We may infer from the passage that the habit of drinking tea in Britain was mostly due to the influence of ______.

【正确答案】 C
【答案解析】[试题分析] 本题为事实推理题。
[详细解答] 文中提到的两种关于英国人喝茶的习惯都源于贵夫人,不难推断英国人喝茶的习惯都受到了上层社会的影响。