Diego hears from the doctor that he has a serious disease. Diego's response is "This can't be true! There's been a mistake. It cannot be me." What Freudian defense mechanism is Diego using?

A group of teachers develops a math curriculum to help students increase their scores on required tests in math

The teachers find promising results with the students in their school, so they develop a plan to test the curriculum in all of the schools in their county. This plan shows that the teachers recognize the importance of A) proving that their theory is falsifiable. B) demonstrating their pathological skepticism. C) showing that required math tests are invalid. D) replicating the original findings to increase confidence in them.

By the time that a child reaches toddlerhood they need less _____ to maintain a constant body temperature

warm clothing body fat body hair exercise