The energy profiles for four different reactions are shown below. The scales are the same for each. Which reaction requires the least energetic collisions to reach the transition state? 
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A type of architectural structure characterized by a primary central space surrounded by symmetrical areas, common in Byzantine and Orthodox Christian architecture.
Church Plan
The architectural design and layout of a church building, often cruciform in shape to represent Christianity, with distinct sections like the nave, aisles, and choir.
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Artistic representations that depict the activities, landscapes, or environments associated with vineyards and wine production.
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A perspective or explanation of events, texts, or phenomena based on Christian beliefs, doctrines, and values.
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