This task is about translating a given English language sentence to Spanish.

Q: That's the key; developing brains.

A: Esa es la clave: cerebros en desarrollo.
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Q: Vegetables harvested in the heart of the city, on a rooftop, using half the energy to heat the building, and a fraction of the water and nutrients.

A: Verduras cosechadas en el corazon de la ciudad, en una azotea, usando la mitad de la energia para calentar el edificio, y una fraccion de agua y nutrientes.
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Q: Addison Wesley invested a good deal in the production of this book and its predecessors, and they deserve to recover their costs.

A:
Addison Wesley invested a good deal in the production of this book and its predecessors, and they deserve to recover their costs.
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