Which topic sentence would best introduce a persuasive body paragraph in an essay with this thesis statement?
Thesis statement: High school students should receive credit toward graduation
for completing community-service projects.

1Most high schools require that students earn between 20 and 25 credits
to graduate.
2Completing large and complex real-world projects is an effective
alternative way to build many of the skills that are usually taught in
traditional classrooms.
3Community-service projects should be considered just as valuable as
traditional schoolwork in terms of school credit.
4Educational expert Pamela Ross says that hands-on, experiential learning
can often lead to more lasting knowledge retention than classroom
instruction