A survey conducted in 1895 found that ______ percent of Boston high school girls had no knowledge of menarche before it occurred

Focal attention __________

a. always involves looking directly at something b. always is data-driven c. always is conceptually driven d. always is the mental process of visual attention

In most cases jet lag is most intense for people traveling which direction?

a. West to east b. East to west c. South to north d. North to south