"text": "Players tend to have what win/loss ratios on which surfaces compared to other surfaces? The correlation coefficients are relatively what kind?",  
"options": [  
    "A. higher, hard, weak",
    "B. higher, clay, weak", 
    "C. higher, hard, strong",
    "D. lower, grass, weak",
    "E. lower, hard, strong",
    "F. lower, clay, strong",
    "G. lower, hard, weak"
],  
"correct_answer": "A"