Let and compute the Riemann sum of f over the interval , using

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Two subintervals of equal length ().
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Five subintervals of equal length ().
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Ten subintervals of equal length ().
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In each case, choose the representative points to be the right end points of the subintervals.
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A. 79.52 sq units; 84.48 sq units; 100 sq units;
B. 84.48 sq units; 79.52 sq units; 100 sq units;
C. 100 sq units; 84.48 sq units; 79.52 sq units;
D. 100 sq units; 79.52 sq units; 84.48 sq units;