By 2 years of age, most American youngsters can count to 20

Asian cultures may value hard work and collective action more than other regions because the land in Asia is often used to grow rice, and cultivating rice paddies is labor intensive. This is an example of __________ differences

a. biological b. personality c. cross-cultural d. self-esteem

Over-the-counter cold preparations often contain guaifenesin

a. True b. False Indicate whether the statement is true or false