When a cell has conditional formatting and the condition is false, the cell is formatted

From the following list, which of the roadblocks is guaranteed to be a deal killer when trying to launch a new forensic division?

a. High cost b. Security requirements c. Departmental politics d. Failure of executive management to see the need

Two tasks that are operating ________ are both making progress at once.

a. sequentially b. concurrently c. iteratively d. recursively