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Title: When people or roaches undertake a difficult task, the presence of others ________ performance; when ... Post by: Shiro×— on Jan 15, 2017 When people or roaches undertake a difficult task, the presence of others ________ performance; when they undertake a simple task, the presence of others ________ performance.
a. enhances; impairs b. diminishes; has no effect on c. has no effect on; enhances d. impairs; enhances Title: Re: When people or roaches undertake a difficult task, the presence of others ________ performance; ... Post by: sleeper on Jan 15, 2017 Content hidden
Title: Re: When people or roaches undertake a difficult task, the presence of others ________ performance; ... Post by: Junwon Seo on Mar 24, 2020 .
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