Which of the following summaries accurately states the main idea of the example passage?

the ancients believed that the phenomena we now call supernovas—exploding large stars—were appearances of new stars. however, to specialized computers and powerful telescopes, scientists now know that these events mark the deaths of old stars.

a. supernovas are dying stars.

b. scientists now are using modern tools.

c. ancient people, like modern people, noticed supernovas.

d. ancient people thought they had discovered new stars.

Yeah we could do a lot more tomorrow

Acquiring english is a way of learning where you learn english by birth, this includes listening to your parents, brothers and sisters and on the whole learning it from the environment around you while mastering standard english need qualified institutes and teachers who make certain programs and syllabus to you master the standard english. this also can include a long session of academic studies before you can master the standard english.standard english is necessary for literary works, official usage and writing materials for standardized publications or when someone needs to speak publicly. in most cases the employers of a company also demand and like the use of standard english from their employees. 

Ibelieve 8 + 2 = 10 sorry i'm not good at math but we can be friends : )