Jane has $500 a week to spend on clothing and food. The price of clothing is $25 and the price of food is $10. What is the equation for Jane's budget constraint?
A. ($25 × Clothing) × ($10 × Food) < $500
B. ($25 × Clothing) / ($10 × Food) = $500
C. $25 × Clothing + $10 × Food ? $500
D. $25 × Clothing + $10 × Food = $500
Answer: D
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