Usually, you can use images for free if it is for ________ use

Draw an expression tree for the expression (9 + 4) * 5 + (4 - (6 - 3)).

What will be an ideal response?

?_____ determines whether a project can be completed in a reasonable amount of time.

a. ?Technical feasibility b. ?Schedule feasibility c. ?Operational feasibility d. ?Economic feasibility