"The American Republicans of the city and county of Philadelphia, who are determined to support the NATIVE [White, Protestant] AMERICANS in their Constitutional Rights of peaceably assembling to express their opinions on any question of Public Policy, and to SUSTAIN THEM AGAINST THE ASSAULTS OF ALIENS AND FOREIGNERS are requested to assemble on MONDAY AFTERNOON, May 6th, 1844 at 4 o'clock, at the corner of Master and Second street, Kensington [a section of Philadelphia], to express their indignation [anger] at the outrage on Friday evening last, which was perpetrated by the Irish Catholics."Text from a poster announcing a meeting of the American Republican Party, later renamed the American Party, Philadelphia, 1844Which of the following historical situations can best be used to explain how the excerpt would have been interpreted at the time?AThe rise in immigration to the United StatesBThe decline of the international slave tradeCThe expansion of manufacturing in the SouthDThe start of the women's rights movement