55.

Answer and Explanation

Your Answer is

Correct Answer is C

Explanation

Item C: so guides inverted sentences, correct.

Item A: Before the underlined part is a complete sentence, plus is a preposition and cannot connect two complete sentences.

Item B: The same as is a fixed collocation, and item B has a wrong preposition.

Item D: Because of is a prepositional phrase and the main sentence cannot be separated.