The correct answer in this case is liberalism.
Socialism is the opposite as it entails (Among other things) the idea of fast changes, if need be with revolution. Neither does utilitarianism talk about social progress through reform.
Libertarians talk exactly about what the question is about; one of the main tennets of liberalism is that they prefer and would like to witness social change through reforms.
gunpowder
The invention of gunpowder.
This period is also known as the medieval period and is known for the various discoveries and inventions made during this age.
To provide economic security
Hola!
Respuesta:
Nanchoc, según estudios fue el primer horticultor del Perú y América. Los nanchoc fueron los primeros pobladores en practicar la horticultura. Estamos hablando de aproximadamente 8000 a.c de antiguedad.
Saludos!