If scores on a particular test are accurate for predicting students' grades in school, the test has high _________

According to the article The Nose Knows about the ability of mothers to detect the scent of their babies, a perfectly reliable measure would:

(a) always be an accurate measure (b) always be a valid measure (c) always be the same when repeated (d) always be different when repeated

____ is a group of physical symptoms of the fight/flight response that unexpectedly occur in the absence of any obvious threat or danger

a. Anxiety b. Panic c. Fear d. Worry