11. Which of the following is the correct order of operation in evaluating algebraic expressions?
1. Evaluate all powers and extract roots. 2. Simplify sums and differences in order from left to right,
3. Simplify products and quotients in order from left to right.
4. Simplify the expressions inside the grouping symbols, such as braces, parenthesis or brackets and as indicated by fraction bars.

A. 1,3,2,4
B. 4,1,3,2
C. 2,3,1,4
D. 1,2,3,4​