Answer: (C) The placebo effect
Explanation:
The placebo effect is one of the type of treatment that is specifically designed for control all the therapeutic values and this effect is basically works on the various types of symptoms that is generated by our brain.
It includes the various types of procedures, inert injections and the tablets. The researcher utilized various types of placebo effect controlling system so that they can easily assess our memory.
According to the given question, the given situation is due to the placebo effect as they can easily determine the quantity of caffeine in the memory.
Therefore, Option (C) is correct.
Answer: The Dove is the symbol of peace.
Answer:
Correct Answer: The two consequences include:
1. Europe received tobacco, furs, and corn from the New World.
3. Europe sent horses, firearms, and olives to the New World.
Explanation:
Columbian Exchange happens to be the largest part of a more general process of biological globalization that followed the transoceanic voyaging of the 15th and 16th centuries. <em>The consequences profoundly shaped world history in trade most obviously in the Americas, Europe, and Africa. The exchange is divided into three major types like diseases exported, animals trade as well as plant based exchanges</em>
The correct answers are A. And D. Trade in Africa, Europe and Asia was booming and Greece was expanding its empire under the Alexander leadership. Alexandria in Egypt became the center of knowlege with the famous library that still stands today.