Answer: <em>Option (C) is correct.</em>
Trial and error are known as one of the methods of problem-solving. It is represented by recurrent, different attempts which continue until progress, or until the individual stops. This is also known as a heuristic approach to problem-solving or obtaining knowledge. This method is used in several disciplines such as computer science, elementary mathematics etc.
"Both chemical weapons and machine guns helped to create a stalemate on the Western Front" is the statement best compares the use of chemical weapons and machine guns in World War I
Answer: Option B
<u>Explanation:</u>
In April 1915, Germany was the first use of a chemical weapon like chlorine gas, diphosgene, mustard gas at Ypres, Belgium against French. Later in 1917, French also started to use chemical weapons.
In 1925, due to overuse of chemicals weapons, The Geneva Protocol treaty prohibited the use of biological or chemical weapons in international armed conflicts.
Machine Gun also dominant during the first world war.They wiped down many enemy troops. machine guns was not a lethal weapon during Great War.
Answer: Lesion
Explanation:
Lesion is the part in the tissue region or organ that has experienced some kind of injury or damage or disease .This abnormal change can be due to diseases such as tumor,trauma etc.
According to the question,Dr.Jayesimi has surgically injured temporal lobe of rat's brain tat is known as lesion in er experiment because she wants to test the injured lobes functioning of brain in the rat.
Answer:
id need help answering this question.
Explanation:
