单选题 It was implied from the passage that______

A、 children in large families tend to do poorly in school
B、 a father's influence played a significant factor in the level of the child's academic progress
C、 mothers were subjective in evaluating the roles played by fathers
D、 there is a correlation between socio-economic status and scholastic achievement

【正确答案】 B

【答案解析】第一段第二句指出，事实上，教育家发现，是否与父亲生活在一起是决定一个孩子在学校进步与否的非常重要的因素。