"Plagiarism" is the act of-

'Retrieval' is the process of getting something -

English speaking people have never been really homogeneous in their use of the English language. Today, if you travel extensively in the British Isles, you notice differences in pronunciation and vocabulary from shire and shire, or even if your ear is good enough, from town to town. In London alone you can find tremendous diversity in the varieties of English. In the United States, likewise, the language differs somewhat from place to place and from one social ""class"" to another. Many New Yorkers don't pronounce words as Chicagoans do, and in Denver people don't sound like those in Chicago. In some parts of the Southwest, Spanish influence shows up in the vocabulary; elsewhere, Germans and others have affected the English language."

The word "tremendous" means-

Now that we have succeeded in isolating this drug and discovering its nature, our next problem is to plan its_______________ in the laboratory. Fill in the blank-

A 'pseudonym' is a/an