According to opponent-process theory, the color code that is passed along to higher visual centers treats blue and yellow as antagonistic colors

Dr. Korir is a 68-year-old college professor. His health is deteriorating, but he wants to continue working at a high level. Based on Baltes's selective optimization with compensation model, which of the following should the professor do?

A) Ignore his health problems and do the best he can. B) Retire, as he won't be able to fully master his job. C) Choose which aspect of his job, such as teaching or research, he likes best, and then work especially hard at that task. D) Stay on the job, but care less about performing well.

During adolescence, boys tend to be more concerned about their physical appearance, social success, and academic achievement than girls

Indicate whether the statement is true or false