each sentence contains an appositive phrase. determine whether the appositive phrase is essential or non-essential. mark the sentence that punctuates the appositive phrase correctly.
1.
a.) edward p. weston a long-distance walker, lived in new england in 1860.
b.) edward p. weston, a long-distance walker, lived in new england in 1860
2.
a.)westonís first walk a 478-mile journey was from boston to washington.
b.)westonís first walk, a 478-mile journey, was from boston to washington.

3.
a.)this trip, the result of an election bet, took ten days.
b.)this trip the re

the answer is the ku klux klan

the hollywood film industry of 1950 was threatened on several different fronts. television broadcasting was rapidly becoming the dominant entertainment medium in the united states. the paramount anti-trust consent decree requiring separate ownership for production companies and theater chains had gone into effect on 1 january 1950. large numbers of young men and women were marrying, having children, and moving to the suburbs, which affected the viability of downtown first-run movie theaters. foreign revenues were endangered by protectionist tactics including quota systems, high taxes, and blocked funds. finally, the morality and patriotism of hollywood films and filmmakers were under attack from government, religious, and citizens' groups.

explanation: