Which is the best way to messure public opinion

In the united states the largest number of sheep are raised in the a.west b.north c.east

Examine these two paintings that depict famous events from american history. the image on the left, painted in 1940, shows the signing of the u.s. constitution in 1787. the image on the right, painted in 1836, shows the american victory at the battle of yorktown in 1781.which of these paintings should be considered a secondary source?

Thomas jefferson was not afraid to make daring statements in the declaration of independence. what evidence from the text best supports this conclusion?