xoastrid7893 xoastrid7893 14-05-2023 Business contestada The constraint (x1 + x2 + x3 + x4 + x5 = 3) means that ________ out of the ________ projects must be selected.A. exactly 1, 4B. at most 5, 3C. at least 3, 5D. exactly 3, 5E. none of the above