What is the subordinate clause in the sentence So that he could keep his job, Joshua didn't complain

Readepreviousprevious3submit testnextnextpretest: level 3select the correct answer.the children's internet protection actschools cannot receive discounts from our program. they must first have an internet safety policy. the protections must filter internet access. beforeadopting a policy, schools must provide notice. they must hold at least one public hearing. the hearing should seek community members' input. thi: to ensure a policy meets the needs of students.schools must do two things. first, they must have an internet safety plan it must monitor students' online activities. second, they must educateabout online behavior. this includes interactions with others. the most common interactions occur in two places. one is social networking sites. theother is chat rooms.school policies must address: • blocks on access• safety and security measures.• use of electronic mail.• use of chat rooms.• use of other forms of e-communication,• use of personal information.what is the main idea of the list? a.using different types of internet access© 2019 edmentum. all rights reserved.