Through repetition of phrase "we will..." in the second paragraph
Answer: Option D.
<u>Explanation:</u>
Parallel construction in English grammar means the use of the same phrase through the whole outline. When the same phrase is repeated through out, it is known as parallel construction.
Since in the second paragraph of the speech of President Obama that has been talked about in the question, there is use of only one phrase through out which is "we will", there is use of parallel construction in that.
through repetition of phrase "we will..." in the second paragraph
Explanation:
Parallel construction can be observed in a text when a sequence of sentences occurs where words, ideas, terms are repeated, or when several sentences are constructed with the same grammatical classes. In summary, the parallel construction refers to a sequence of phrases that has a repeating factor and makes these phrases similar.
In the text shown thus, we can see an example of this, through the repetition of phrase "we will ..." in the second paragraph.
Because ‘Sarah and her sisters has gone’ doesn’t sound right, ‘Sarah and her sisters has been’ also sounds wrong and ‘Sarah and her sisters have been’ doesn’t really make sense
Further testing proved conclusively that the cowpox virus was able to build immunity against smallpox. Using his theory, similar vaccines were later created for diseases such as yellow fever, mumps, rubella and tetanus.
