Which example describes a primary source?

When you accidentally commit a traffic violation, others are likely to be angered because they. a. can be endangered by the action b. have an unsympathetic disposition c. never make mistakes of their own

Then write 1-2 paragraphs describing one individual you believe has made a significant contribution to florida and united states history. in your response, explain why this individual's contribution was significant.

Which 19th century technological advancement would best allow farmers along the mississippi river in iowa to quickly transport their crops to buyers in louisiana?