Which principle states that psychologists should strive to contribute a portion of their

When researchers measure the volume of gray matter in babies' brains, they find _______

a. Children start the same, but by three years, children from higher SES families have more gray matter than infants born in low SES families. b. From birth on, infants born in high SES families have more gray matter than infants in low SES homes. c. Children start the same, but by three years, children from higher SES families have less gray matter than infants born in low SES families. d. Children from high SES families start with more gray matter at five months, but after three years, they have significantly less gray matter and more white matter than poor children.

Early symptoms of cancer generally don't cause pain

Indicate whether the statement is true or false.