No that's not correct. Here's why: the prepositional phrase is often the post modifier in the noun phrase (ex: the man IN THE MIRROR) and the verb takes its number from the head noun, not the post modifier.

Originally developed for detecting air pollutants, a technique called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any substance without destroying it, Dear Nikhil, 'a technique called proton-induced X-ray emission' is a noun phrase in the subject position...

B is the best answer. A, D and E have a pronoun ambiguity and C is unidiomatic ('allowed' must take the infinitive)

Explanation

The argument of those proprietors who protest the Ban: The Ban will bring about lower revenues and profits. In short, these people have created a (projected) causal correlation between the ban and lower revenues/profits The counter assertion to this argument is: The places where the ban was enforced...

Participials

Here are two files of participials used in subject and object modification positions

Modifiers

Ok guys, please see the attached files for adjective clauses and reduced adjective clauses. These modify the subject and the object in the complete form as well as in the reduced form. With adjective clauses the following are the concderns in the GMAT ] a. Modification b. Clause marker usage c. Frag...

Majority

OK guys- here is some stuff that will hopefully clarify all the confusion: a. When 'majority' takes the singular determiner 'a' and a plural noun then the verb must be plural. Ex: A majority of the members are going to vote the president out. b. When 'majority' takes the singular determiner 'a' but ...

Issue Perspectives

There are several things you can do but most importantly...... Identify the nature of a claim first- each kind of claim gives rise to an automatic perspective. For example, an extended claim automatically gives rise to a partial agreement/disagreement perspective. A claim that contrasts two things a...