Max wrote the letter. what is the subject and predicate​

Why are nongovernmental organizations important? check all that applya. they are private institutions that aid the work of government. b. they often fill in gaps between government-funded services. c. they are private institutions that attack government policyd. they citizens by acting as watch dogs over elected officials

Do you guys know all the answers to this

Name the river that forms a natural border between new york and new jersey and is the site where a passenger jet made a miraculous landing on january 15