The advancement of science is always smooth and predictable process.

hey, what do you need . just post the question and i may be able to you : )

hello

answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.