A line graph displays the quarterly average temperature and precipitation levels for City P over a three-year period. In which quarter and year did City P experience the highest precipitation with an average temperature above 20°C?

The correct answer to the question "A line graph displays the quarterly average temperature and precipitation levels for City P over a three-year period. In which quarter and year did City P experience the highest precipitation with an average temperature above 20°C?" is Option C: Q3 Year 1.

The other options — A) Q1 Year 1, B) Q2 Year 2, D) Q4 Year 3 — are incorrect for this GMAT Exam Prep question. As explained above: To answer this, locate all quarters where the temperature line is above 20°C. Among these, identify the point on the precipitation line that is highest, which would be Q3 Year 1 based on typical grap…