Please provide answers for this question. I am checking them against Symbolab and WolframAlpha's final answers to see which site simplifies them the best, so no need to break it down (just provide the letter answer).

Graph the function f(:z:) = 2:1: + 2 in the interval [01 2] showing partition into 4 su bintervals of equal length and estimating the area under the function using left hand sum 2:; Items\" Select one: ' e. None of the these