4.下列何菌於綿羊血平板培養基之菌落呈現遊走（spreading）現象、綠或藍色素、像葡萄氣味，須追加 cytochrome oxidase、 carbohydrate assimilations、DNase 等生化試驗鑑定之？ (A)Staphylococcus aureus (B)Streptococcus pyogenes (C)Pseudomonas aeruginosa (D)Proteus mirabilis