Consider the congruence 45≡3(mod 7). Find the set of equivalence class representatives.

• A. {…, 0, 7, 14, 28, …}
• B. {…, -3, 0, 6, 21, …}
• C. {…, 0, 4, 8, 16, …}
• D. {…, 3, 8, 15, 21, …}