The importance of cephalization is the development of a control center or brain. The brain is a concentration of nervous tissue that coordinates and controls sensory information and nervous activity. A larger brain allows for smarter and more complex animals.
The answer is psychoacoustics in which it is the study of the psychological associates the physical measurements of acoustics and it is a branch of psychophysics. In addition to perception, audibility threshold is the lowermost sound pressure level that can be reliably noticed at a given frequency and temporal integration the procedure by which a sound at a constant level is alleged as being louder when it is of the greater period.
Answer: Option (D)
Explanation:
Federal Reserve System is known to have a unique structure which is public and private. It is further characterized as an independent entity within the federal government instead of being completely independent of the federal government. Federal Reserve System has four main elements, these are as follow: Board of governors, Open Market Committee, Regional Federal Reserve Banks and its members.
Mathematics was the tool which scientists used to prove their theories and ideas. Mathematics was able to prove whether an idea a certain scientists had was correct or whether it was wrong. With this they wre able to advance the field very rapidly.
