In sentence 7 (reproduced below), the writer wants to provide another piece of relevant evidence to elaborate on the claim made in the previous sentence about how subsequent research seemed to confirm the Nemesis theory. And in 2003, when astronomers discovered a dwarf planet in the outer reaches of the solar system, far from the Sun, they were surprised. Which of the following versions of the underlined text would best accomplish this goal?

Respuesta :

The Nemesis Theory states that there is a companion dwarf star that is close to our Sun. If the writer wants to provide additional evidence to this he should use this version of the underlined text;

  • E . They concluded that its huge, elliptical orbit might well be attributable to the gravitational pull of an unseen twin

The underlined text above that was chosen as the right option is a statement that shows a conclusion that was reached by the scientists.

It shows that a certain huge, elliptical orbit that was seen could be an unseen twin.

This gives credence to the Nemesis Theory that says that there is an unseen twin star beside our sun.

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