______ thinking occurs when a problem is defined in a single way and there are no alternatives considered until the solution is reached.

A) Horizontal
B) Unitary
C) Vertical
D) None of these

Afia, a manager at Federal Consulting, is preparing a report to systematically explain the processes involved in the quality check of an automobile production plant. A portion of the body of the report reads: "First, the quality analysts will determine the quality of the automobiles manufactured. Next, they will detect the faults. Then, they will provide feedback to the employees for continuous improvements." In this scenario, which of the following coherence techniques are used in the body of the report?

A) Contrast connectors
B) Time connectors
C) Similarity connectors
D) Cause-and-effect connectors