Choose which word best answers the question. ¿qué es necesario para sacar una buena nota? estudiar aprender prestar atención all of the above

all of the above, they ask: what is necessary  to get a good grade? study, learn, pay attention, all of the above,

all of the above should be the answer to your question.

es is the right

ancient india is often called the harappan civilization because one of the ancient cities was called harappa. harappa was just one of 1500 cities in the indus river valley. another well-known city is called mohenjo-daro. historians estimate ancient india to be the biggest of all four early civilizations.