Please Help :) Which human activity depletes the ozone layer?

A. planting genetically-modified crops

B. using solar power to generate electricity

C. fighting fires with halon-containing fire extinguishers

D . purifying crude metals by heating them to their liquid state

In the united states there are strict fishing seasons and limits, but not all countries enforce similar laws. in bangladesh there are few if any fishing restrictions. what might be the reason for less restrictions in smaller countries like bangladesh? a) the united states is the only country worried about overfishing. b) the united states wants to limit the supply of fish to increase the price. c) bangladesh and smaller countries have an unlimited supply of fish in their coastal waters. d) small countries, such as bangladesh, are practicing subsistence fishing, taking only the fish needed to survive.