Allergies often aggravate the skin by causing itchiness. Which common drug should be taken to relieve itchiness? a. keratolytics
b. antihistamines
c. anesthetic drugs
d. coal tar

What is the purpose of the tenth amendment? a. to establish the electoral college b. to give each state constitution the same protection as the federal constitution c. to grant to the citizens of each state access to the federal court system powers d. to limit the power of the central government by establishing reserved powers for states and individuals