Benzene will react with chloromethane in the presence of a catalyst to produce toluene and hydrogen chloride. Select the correct reaction type for the process. 
Definitions:
Undigested Food
Material that has passed through the digestive tract without being broken down into nutrients that can be absorbed by the body.
Regulation
Regulation refers to the control or maintenance of various biological processes at both cellular and organism levels, ensuring stability and proper functioning within living systems.
Integration
The process of combining or coordinating separate elements so as to provide a harmonious, interrelated whole, often used in contexts of neural and systems integration.
Propulsion
The act of driving or pushing forward, often referring to the mechanism that moves an object or vehicle.
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