The two facts which attract almost every normal person to children are, first, that they are very serious, and, secondly, that t
hey are in consequence very happy."How does the phrase "in consequence" affect the meaning of this sentence?A)It maintains that babies are serious only because they lack happiness.B)It underlines the mystery of babies' seriousness, given that they are so happy.C)It suggests a coincidental relationship between seriousness and happiness for babies.D)It establishes a causal relationship between babies' seriousness and their happiness.