The table to the right shows the results of a survey in which 2555 adults from Country? A, 1116 adults from Country? B, and 1070 adults from Country C were asked if human activity contributes to global warming.

Adults who say that human E activity conihutes to global wanning [a] Construct a 90% condence intervai for the proportion of adults from Country A who sag:r human activity conhibutas to global warning. [_.|_D {Round to three declrnal places as needed.) [b] lConstruct a 90% condence intervet for the proportion of adults from Country B who say human activity contributes to gtobal wanting. {_.|:D {Round to three dedmal places as needed} (c) Construct a 90% condence interval for the proportion of adults from Country C who say human activity.r contributes to global warning. (DD (Round to three decimal places as needed.)