The parallel structure is used correctly in the sentence with the use of the networking sites for the professional purpose along expansion of network and finding jobs.
The parallel structure of sentence is given as the words with the same structure of the verb or with the application of the same emphasis on the words to provide them with the equal importance in a sentence.
The parallel structure of the sentence is important as it adds the verbal clarity to the sentence, and also improves the comprehension.
The sentence with the correct use of the parallel structure is the use of the networking sites for the professional work as well as expanding network and finding jobs. Thus, option A is correct.
Learn more about parallel structure, here:
https://brainly.com/question/8055410
#SPJ2
