<span>B. "To date, few companies based in the United States have been willing to explore their options in Puerto Rico because of the high level of uncertainty about our political status, labor policy, and tax code compliance."
Options A and D should be eliminated immediately. They do not give a direct reason for slow economic development. Option C further develops option B. It states what companies are looking for, but does not say that Puerto Rico lacks these things. Option B states exactly what Puerto Rico is lacking which results in slow economic development.
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If you're looking for a certain portion of this excerpt that restates the main idea, I would have to say that the first few words explain it very well: "<span>I demand that my books be judged with utmost severity..." The writer of this statement is saying that they wish for their books to only be judged by those who are educated in grammar and logic. </span>
B-
A is opposite
C is an absolute- it is not the only part of the ocean that is warm
D- same as C
The correct answer is 1: Illustration-example.
Illustrations and examples are introduced by the transition phrases such as "for instance" and "for example". Some other linking words for giving examples are "to illustrate", "namely", and "such as". These linking words do not necessarily have to be at the beginning of the sentence.