The author suggests that which of the following is a disadvantage that results from the location of a snake's heart in close proximity to its head?

According to the passage, one reason that the distribution of blood in the sea snake changes little while the creature remains in the ocean is that

The passage provides information in support of which of the following assertions?

Which of the following best describes the function of the second paragraph in the passage as a whole?

According to the passage, in 1970 funding to minority entrepreneurs focused primarily on which of the following?

It can be inferred that the "ownership gap" (see highlighted text) would be narrowed if which of the following were to occur?

The primary purpose of the passage is to

The author of the passage is primarily concerned with

It can be inferred from the passage that the author of the passage considers Allen's "discovery" (see highlighted text) to be

The passage suggests that Professor Clive Holmes would most likely agree with which of the following statements?