The client has received five treatments of combination chemotherapy for cancer of the lung. Which data indicates the medications are effective? 1. The client’s hair has begun to grow back in again. 2....

The client has received five treatments of combination chemotherapy for cancer of the lung. Which data indicates the medications are effective?

1. The client’s hair has begun to grow back in again.

2. The client only has nausea during the treatments.

3. The client reports being able to ambulate around the block.

4. The client’s lung sounds are clear.