Answer:
B. It uses "Light-years" to talk about time, but a light-year is a unit of distance.
Explanation:
Light-Year is a term used in astronomy to describe the distance that light travels in a year. Informally, astronomers use the light year to describe distances between planets, stars, moons and other astronomical bodies.
Light-years are sometimes mistakenly thought of as units of time — because of the year — but they're actually units of distance, equal to about six trillion miles. In 1851, the light year was first used for defining distances by a German astronomer who compared it to a "hiking hour," or the distance a person can hike in one hour. The term can also figuratively mean "a long way:"
The answer would be B. An attribute of a website that will indicate a more reliable source of information is when the site ends in ".edu". It is a top level domain for education. It would mean that this particular site is linked with universities, colleges or other educational sites thus it gives more information that are real and factual.
Answer:
A string containing all lowercase letters and numerals and ending with a- Or D
What is this supposed to be?!