Which choice best describes the expected value of @result? @result = Article.first.tags.build(name: 'Urgent')

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Question:Which choice best describes the expected value of @result? @result = Article.first.tags.build(name: 'Urgent')

1.Either true or false

2.An unsaved Tag instance

3.A saved Tag instance

4.An array of Tag instances

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  1. Which choice best describes the expected value of @result? @result = Article.first.tags.build(name: 'Urgent')
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