Of the following, which is the only set of human traits to covary?

Question

Quizplus · Accepted Answer

Height and weight are the only set of human traits to covary. As height increases, weight also tends to increase as taller individuals often have a larger body size to support. Similarly, shorter individuals tend to have less body weight. Therefore, height and weight are positively correlated and covary. Skin color and stature, hair form and hair color, and shoe size and eye color are not necessarily linked to each other and do not necessarily covary.

Of the Following, Which Is the Only Set of Human