The amount of money you’ll get for a given amount of your country’s currency is based on internationally determined exchange rates. Exchange rates can be either fixed or floating. Fixed exchange rates use a standard, such as gold or another precious metal, and each unit of currency corresponds to a fixed quantity of that standard that should (theoretically) exist.

Answer: B) Monotheism Explanation: Belief in the existence of one god, or in the oneness of God is called Monotheism.

Answer: B) values or rows Explanation: Count function in SQL returns the number of values or rows.

Yesterday, is what we will never see again as the time we come across will never be back.

Answer: C) Veins have valves; arteries do not. Explanation: Veins are blood vessels that carry blood toward the heart. Most veins carry deoxygenated blood from the tissues back to the heart; exceptions are the pulmonary and umbilical veins, both of which carry oxygenated blood to the heart. In contrast to veins, arteries carry blood away from the heart.   Veins are less muscular than arteries and are often closer to the skin. There are valves in most veins to prevent backflow.

Answer: A) the extent to which a given food raises blood glucose and insulin levels Explanation: The glycemic index or glycaemic index is a number associated with the carbohydrates in a particular type of food that indicates the effect of these carbohydrates on a person's blood glucose (also called blood sugar) level. A value of 100 represents the standard, an equivalent amount of pure glucose.   The GI represents the rise in a person's blood sugar level two hours after consumption of the food.

Answer: D) All of the above Explanation: The Progressive Movement: Today, you hear the term ''progressive'' discussed a lot in politics, but progressivism is not a new concept. It was first used to describe policies and interventions of the late 19th to early 20th century, by reformers who felt the need for societal changes. The first Progressives felt called to action in response to the conditions of poverty, inequality, and corruption that were pervasive during the 19th century.

Answer: B) Cartography Explanation: The art and science of map making is called Cartography.