Find the value of the following expression $(5678 \times 10) + (378 \times 15) - (\frac{450}{15})(900 \times 2) =$

Question

$\begin{array}{11} (a)\; 8450 \\ (b)\; 8540 \\ (c)\;7540 \\ (d)\; 7250 \end{array}$