TestNG parallel modes and thread count

QuizMediumJava onlyAsked in: Accenture, Capgemini, Infosys, SaaS Labs, Swiggy, TCS

Which statement about parallel runs in testng.xml is true?

Choose one answer.

parallel can be methods, classes, tests or instances; the default is none, and thread-count defaults to 5
Tests run in parallel by default
parallel="browsers" runs every test in each browser
thread-count has no default; it must always be set

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