下列生物归类正确的是（　　）

A．玉米、蝗虫、猫头鹰、青蛙属于陆生生物

B．鸡、鸭、鹅、狗等属于家禽

C．小麦、高粱、玉米、大豆等属于粮食作物

D．鲫鱼、家鸭、鹅、海蜇属于水生生物

The head nurse is observing a new graduate nurse instill eye drops into a client's eyes. The head nurse evaluates that the new graduate is using appropriate technique when which of the following steps is incorporated into the procedure

A．The client is instructed to apply pressure to the eyes after instillation of the eye drops.

B．The nurse's hand is stabilized on the client's forehead while instilling the drops.

C．The medication is placed onto the client's sclera.

D．The client is instructed to look at the nurse while the drops are being instilled.