Consider how you might use visual aids to explain each of the following:

a. How to perform the Heimlich maneuver to help a choking victim.

b. The proportion of the electorate that votes in major national elections in the United States, France, Germany, England, and Japan, respectively.

c. Where to obtain information about student loans.

d. The wing patterns of various species of butterflies. e. The increase in the amount of money spent by Americans on health care since 1985.

f. How to change a bicycle tire.

g. The basic equipment and techniques of rock climbing.