Answer:b)convergence.
Explanation: Convergence has the basic meaning as when two or more unit of anything meet to converge or join. In the research , the different types of the tools are brought togather and skills and compare them.The measurement is done through the tools which has the already defined parameters.
Thus this concept is the example of the convergence because the tools are being converged and compared.so, the correct answer is option (B) and other option are incorrect because they have the technique of the contrasting and separation and reading respectively.
There are three tunneling protocols. They are ISATAP, <span>teredo and 6TO4</span><span />
Go to a different state as a migrant and then your a alien