Answer:
The physical stimulus is the only part of the test that is measureable, and therefore, knowable. The stimulus is our anchor for our estimate of the listener's perception.
There are many fish in the world.
but it’s probably not that hard tbh.
During exponential growth the rate of growth accelerates according the the number in the exponent of the base, which can of course vary depending on circumstance.
Artificial Selection or “ Selective Breeding”. aka the process by which humans use animal breeding and plant breeding to selectively
