項(xiàng)目經(jīng)理希望監(jiān)控項(xiàng)目質(zhì)量保證的有效性。要做到這一點(diǎn),他們應(yīng)該實(shí)施哪項(xiàng)工具和技術(shù)? A、質(zhì)量矩陣 B、質(zhì)量分析 C、質(zhì)量控制 D、質(zhì)量審計(jì)