For this case, what we are going to do is briefly describe the island of Puerto Rico.
We have then:
Puerto Rico is located in America in the northeast of the Caribbean. The main island of Puerto Rico is the archipelago of Puerto Rico and has an extension of 8 896 km².
The people who live in Puerto Rico are citizens of the U.S. since 1917.
Spanish is the first official language and English is the second official language.
The population of Puerto Rico for the year 2013 according to a census is 3,615,086 inhabitants.
Answer:
Approximately 4 million people live on the island of Puerto Rico.
b. 4 millones