Explanation:

- Green Revolution: Refers to a series of innovations in agricultural techniques and crop management from the 1940s to 1960s, primarily focusing on cereal grains like wheat and rice, to increase food production worldwide.

- White Revolution: Known as Operation Flood, it transformed India from a milk-deficient nation to one of the largest producers of milk and dairy products.

- Golden Revolution: Refers to the period of increased production of horticulture crops such as fruits, vegetables, and honey through biotechnology innovation and related initiatives.

- Blue Revolution: Relates to the dramatic increase in aquaculture and water management, typically emphasizing fish farming and water conservation.

So, Golden Revolution is indeed the correct answer for the initiative focused on horticulture crops.

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