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Radiation with a wavelength of 21-cm is produced by
Conversational
Pertaining to or characteristic of informal communication that is similar to natural spoken dialogue.
Writing Style
The distinctive manner or technique an author uses in their written expression, which can encompass tone, syntax, punctuation, and other elements of prose.
Wendy's
An international fast-food restaurant chain known for its burgers, frosties, and distinctive social media presence.
General Motors
An American multinational corporation focused on designing, manufacturing, and selling cars, trucks, and automotive parts.
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