Factorization: \[{{x}^{2}}{{y}^{2}}-12xy-45\]

• A. \[\left( xy-15 \right)\left( xy+3 \right)\]
• B. \[\left( xy+15 \right)\left( xy+3 \right)\]
• C. \[\left( xy-15 \right)\left( xy-3 \right)\]
• D. \[\left( x-15 \right)\left( y+3 \right)\]