Andrew drove from \(A\) to \(B\) at \(60\) miles per hour. Then he realized that he had forgotten something at \(A\),

Andrew drove from \(A\) to \(B\) at \(60\) miles per hour. Then he realized that he had forgotten something at \(A\), and drove back at \(80\) miles per hour. He then zipped back to \(B\) at \(90 \,\text{mph}\). What was his approximate average speed in miles per hour for the entire trip?

A. \(65 \,\text{mph}\)
B. \(70 \,\text{mph}\)
C. \(74.5 \,\text{mph}\)
D. \(80 \,\text{mph}\)
E. \(85 \,\text{mph}\)

OA C