Frank Levy and Richard Murnane outlined six skills necessary for success in a promising, middle-class wage career. These six skills are referred to as ___

Which of these might be an example of a performance item on the Wechsler test of intelligence?

a) repeating a series of digits b) defining a word such as lunch c) adding a series of orally presented numbers d) using blocks to make a design like one shown in a picture

As the years pass,

A) the heart muscle becomes less rigid. B) the walls of the left ventricle thin. C) some of the cells in the heart muscle die while others enlarge. D) artery walls get thinner and softer.