Read the following passage:

blue-green light therapy stands alone as perhaps the least intrusive (treatment for sad), and sufferers can purchase special lamps and light bulbs for little more than the cost of a standard desk lamp. the good news is that dozens of researchers have documented the effectiveness of the remedy, which has the same effects as genuine sunshine.
which of the following is the best example of purpose for the passage?

people who make blue lights could charge more money.
the sunlight is unnecessary so we should avoid it.
sad should have more cures.
people should use blue light to feel better.

In 1896, a 308-page edition of  the american wheelmanearned the distinction of being "the largest magazine ever issued from a printing press,” according to the advertising journal  printers’ ink.which accurately describes this statement? it is subjective because the information contained in this statement cannot be proven.it is subjective because everyone would agree with the information contained in this statement.it is subjective because the information contained in this statement can not be proven.it is objective because the information contained in this statement can be proven.it is objective because not everyone would agree with the information contained in this statement.

Which best describes the author’s purpose in the excerpt you read from free the children?

In the context of literature, what is the meaning of word choice