The billboard shows gerald ford before the 1948
republican primary.
which best describes the purpose of this billboard?
to get more working people to run for congress
to encourage people to vote for gerald ford's opponent
to encourage people to vote for gerald ford
to get people to vote in the september 14th election
to work for you
in congress
gerald l ford
republican primary set 4
united states represe

The correct answer here would be the third option.

Explanation:

The purpose of any piece of political propaganda is to get people on your side. The political propaganda items like posters and billboards are most often used during the election periods in the state to attract voters to vote for the the ones advertising themselves on these billboards and posters. In this case the purpose of the billboard is to get more people to vote for Gerald Ford.

yellow fever and other tropical diseases

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!