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50 points

If a manufacturer buys wheat directly from farmers, grinds it into flour, and then produces a variety of boxed breakfast cereal with the guidance of its research and development division, which of the following is true?

It is considered a tertiary industry because it involves three production phases.

It is considered a quaternary industry because it involves research and development.

It is considered a primary industry because it starts with unrefined raw materials

it is considered a secondary industry because it transforms basic materials into finished goods.