Africa
Explanation
The latitudinal extent of major continents relative to the three primary circles of latitude: the Tropic of Cancer (23.5° N), the Equator (0°), and the Tropic of Capricorn (23.5° S).
Analysis of the Continents:
- Africa: This is the only continent through which all three major latitudinal lines pass.
- The Tropic of Cancer runs through Northern Africa (e.g., Egypt, Libya, Algeria).
- The Equator runs through Central Africa (e.g., Gabon, Congo, Uganda, Kenya).
- The Tropic of Capricorn runs through Southern Africa (e.g., Namibia, Botswana, South Africa).
- South America: The Equator passes through its northern region (e.g., Ecuador, Brazil), and the Tropic of Capricorn passes through the south (e.g., Chile, Brazil). The Tropic of Cancer does not pass through South America.
- Asia: The Tropic of Cancer passes through several countries (e.g., India, China, Saudi Arabia). The Equator passes through island nations in Southeast Asia (e.g., Indonesia). The Tropic of Capricorn does not pass through Asia.
- Australia: Only the Tropic of Capricorn passes through this continent.
Key Takeaway: Africa is geographically unique as it stretches across the northern and southern hemispheres almost equally, allowing the Tropic of Cancer, Equator, and Tropic of Capricorn to traverse its landmass.