Select the three correct answers. What three modes of communication are available to influence public opinion today that weren't available in the 1930s?

websites

radio

email

television

newspapers

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productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.

answer; ///biological psychologists;