Which of the following do emerging adults most often cite as a marker of adulthood in the United States and Europe?

__________ neurons in the brain are specialized cells that are known to fire when one animal watches another animal engage in an action or movement

a. Sensory b. Motor c. Mirror d. Performance

Executive functions tend to predict success in school from about the age of 5 years, most likely because they include skills critical to __________.

A. understanding the language used in school B. relating socially to other children in school C. knowing one's letters and numbers D. paying attention and remembering instructions