Answer:
A. 30° north and 30° south.
Explanation:
Tropical climates usually found near the equator region between 22.5 degrees North and 22.5 degrees South. This area is prone to more solar radiation compared to higher latitudes. The direct sunlight makes this region warm. this region is comprised of moisture and warmth which results in plenty of rain. As per the question, a tropical climate exists between the geographical lines of 30 degrees north and south of the equator respectively, where tropical air found its way.
Congress ratified preliminary articles of peace ending the Revolutionary War with Great Britain on April 15, 1783. On September 3, 1783, the Treaty of Paris was signed, bringing the Revolutionary War to its final conclusion.