Read the text below. For each of the empty space (41–46) choose the correct answer (A, B, C or D).
Why Do We Have Eyebrows?
In his (41) ______ weird book The Expressions of the Emotions in Man and Animals, Charles Darwin maintained that human eyebrows (42) ______ from the vestigial remnants of the scattering of long hairs one finds in the very same place on other mammals, including chimps and dogs. But why were eyebrows preserved, while most of the rest of our hair was lost?
In accordance with (43) ______ views on sex selection, he believed that those human hairs which remain are those which are (44) ______ to the opposite sex.
However, another suggestion is that they're important for (45) ______ facial expressions that are more easily recognised by other individuals in one's social group.
They also serve the practical purpose of stopping sweat and rain (46) ______ down your forehead into your eyes.
However, another suggestion is that they're important for (45) ______ facial expressions that are more easily recognised by other individuals in one's social group.
