What is the prime factorization of 1,260?
A2 × 2 × 3 × 3 × 5 × 7
B4 × 5 × 7 × 9
C2 × 3 × 5 × 6 × 7
D2 × 3 × 5 × 7
A2 × 2 × 3 × 3 × 5 × 7
B4 × 5 × 7 × 9
C2 × 3 × 5 × 6 × 7
D2 × 3 × 5 × 7