Infant vocalizations, which begin at around age six to eight weeks and are primarily vowel-like sounds, are called babbling

Neo-Piagetian theorists argue that older children demonstrate more advanced problem solving

capabilities than younger children because older children have greater short-term memory capabilities. Therefore, these theorists would support the _______________ theory of development. a. continuity b. discontinuity c. stage d. emergence

Which of the following is the second leading cause of death of adults over age 45 in the United States?

A) Heart disease B) Cancer C) Diabetes-related complications D) Obesity