Which of the following sentences illustrates the incorrect use of the conjunction either?

Which of the following sentences illustrates the incorrect use of the conjunction either?
 
  A. Nancy spends her time either in New York or in San Francisco.
  B. Brian will go home either today or tomorrow.
  C. Stacey will arrive either today or will arrive on Monday.
  D. John spends his time either working or commuting.

Ques. 2

Which of the following sentences uses conjunctions correctly?
 
  A. Shelley is a good employee.
  B. The reason for Alex's absence is because his mother is unwell.
  C. Sam pretended like he was unaffected by the news.
  D. Jennifer acted as if her life was going to change.

Ques. 3

A sentence reads If you want more information, please call me. In this sentence, if is the _____.
 
  A. coordinating conjunction
  B. subordinating conjunction
  C. adverbial conjunction
  D. correlative conjunction

Ques. 4

A sentence reads Casey not only has the respect of his teammates but also has the respect of his fans. In this sentence, the type of conjunction used is the:
 
  A. correlative conjunction.
  B. independent conjunction.
  C. subordinating conjunction.
  D. subjunctive conjunction.

Ques. 5

Words that join words, phrases, or clauses within a sentence are called:
 
  A. prepositions.
  B. conjunctions.
  C. appositives.
  D. interjections.