Puerto rico limita al norte con el océano y al sur con el mar

Northern atlantic ocean and the south caribbean sea.

Explanation:

The Puerto Rico is incorporated as an island in the territory of the American state with a mountainous range and has waterfalls and tropical rainforests. Being 100 miles in length is rectangular in shape and it consists of 143 small islands and it connects the Atlantic ocean with that of the Caribbean sea.

Answermongolia;