Why is a chronological structure effective for an argument about how Jenner helped spread immunization? because the text shows how Jenner was involved with smallpox from its beginning to its end
because the text helps explain why Jenner is known for eradicating smallpox all over the world
because the text follows the history of smallpox from its beginning to its eradication, or end
because the text focuses on only Jenner’s work

C).because the text follows the history of smallpox from its beginning to its eradication, or end

The text is organized in chronological order, going from when smallpox first started to when vaccination replaced variolation. The beginning helps provide evidence and support for how Jenner helped to spread immunization.

Explanation:

question 10: the answer is c, to their constituents address a problem.

question 11: i think it would be domestic bills, which deal with american issues only and public bills, which affect the whole nation.