2) Los sectores económicos permiten clasificar todas las actividades de producción para: A. cuidar solamente un sector económico B. aumentar las ganancias de los grandes ricos del país. C. competir o complementarse entre todos los sectores. D. aumentar sólo la competencia por un mismo recurso 3) El estudio de los sectores económicos para un país, también son útiles para determinar: A. el ascenso y descenso de la población de un país B. la sana diversión complementaria de las personas en común C. la conservación de la especies en vía de extinción. D. el crecimiento sectorial, el pago de impuestos, empleo, etc...

Estos tres sectores han evolucionado a lo largo de la historia de diversas formas, ... Constituye el conjunto de actividades económicas que obtienen materias primas ... dadas las consecuencias que tuvo para el sector la política autárquica franquista. ... Incluye todas las actividades económicas que proporcionan servicios ...

Explanation:

either b) they were often feared and despised by other native cultures. or

c) their obsession allowed them to coexist with many other native cultures because of their peaceful nature.

1. ford: gerald ford´s presidency, from 1974 to 1977, faced high inflation, named it public enemy nº1, and created the win program (whip inflation now).

2. carter: president from 1977 to 1981, carter had controversial poitions over abortion, but yet, he enforce the roe vs wade decision, which had pro-choice content.

3. reagan. for his eloquency and powerful speeches in his mandates, from 1981 to 1989, reagan earned this nickname, “the great communicator” .

4. george h w bush: despite many presidents had important roles in managing and trying to end the cold war, it was in bush sr's mandate that the berlin wall was materially destroyed, and he was visited by gorbachev in the uspresident from 1989 to 1993.

5. clinton: defense of marriage act. clinton signed this controvesial act, which defined marriage and spouses in strict heterosexual perspective, that was later declard unconstitutional by the us supreme court.

6. george w bush: in the begining of his presidency, which lasted until 2009, bush jr faced the greatest terrorist attacks in us and probably the worlds history, in september, 11 of 2001.

7. obama: in attempts to cease a great economical crisis, barack obama signed the controversial recovery act in february 2009, which handled 780-billion dollars.