Answer: C - Snellen
Explanation: A Snellen eye chart is used to measure visual acuity. This chart was developed in 1862 by a Dutch ophthalmologist Herman Snellen.
This chart uses alphanumeric capitals in its 5 by 5 unit grid. An example of the chart is attached.
The Snellen eye chart helps to determine the clarity of one's distance vision and it also helps to determine the legal visual acuity requirement for a valid driver’s license.
The answer is james-lange which is a
Answer: The word scalawag, originally referring to low-grade farm animals, was adopted by their opponents to refer to Southern whites who formed a Republican coalition with black freedmen and Northern newcomers (called carpetbaggers) to take control of their state and local governments.
Explanation:
Answer: The president vetoes or refuses to sign a law that he does not agree with.
Explanation:
Checks and balances refers to a system whereby a branch of a government can make amendment or veto the acts of other branch in order to curtail one branch from having too much power.
In this case, the president who is a member of the executive branch can vetoes or refuses to sign a law that he does not agree with. Therefore, the correct option is C.
