Answer: True
Explanation:
A surface roller herbicide applicator can be used on weeds in close proximity to plants or weeds that grow between plants. This prevents drift, remnants, of the herbicide from affecting plants. It can be used on low growing brushes as well as weeds that are taller than the plants. Other methods of herbicide application which use direct contact to prevent drift and wastage of herbicide are wicks and wipers.
Answer: go down.
Explanation: it wold be least likely to go down because if air is going up................................
