Correct option is A
• The ozone hole refers to the severe depletion of the ozone layer over Antarctica.
• It occurs mainly during late winter and early spring.
Information Booster:
• Caused by chlorofluorocarbons (CFCs) and other pollutants.
• The Montreal Protocol (1987) was introduced to protect the ozone layer.
Additional Knowledge:
• Arctic (Option D) – ozone depletion occurs but less severe
• Asia (Option B), Africa (Option C) – not regions of ozone hole formation