When reviewing his draft Silvio notices that one paragraph may be out of order which large scale revision technique would help him solve this problem a check the topic sentences B look for transitions or C review the outline

The best approach for Silvio to solve the problem of the paragraph being out of order would be to:

C) Review the outline

The large-scale revision technique that would help Silvio solve the problem of a paragraph being out of order is to review the outline (option C). By reviewing the outline, Silvio can determine the logical flow and organization of his ideas. This will enable him to identify any paragraphs or sections that may be out of order and make the necessary revisions to ensure coherence and clarity in his writing.