Suppose S₄ is the Lower Sum of the Area Enclosed $f ( x ) = x ^ { 2 } + x,$

Multiple Choice

Suppose S₄ is the lower sum of the area enclosed by the graph $f ( x ) = x ^ { 2 } + x,$ the x-axis, and the lines x = 0 and x = 10 by partitioning [0, 2] into four subintervals [0, 1/2], [1/2, 1], [1, 3/2], and [3/2, 2]. Then S₄ is

A) 5.35
B) 5.45
C) 5.55
D) 5.65
E) 5.75