How did Great Britain respond to the Monroe Doctrine?

by using its army to guard Latin America

by using its army to guard North America

by using its navy to control the oceans

by using its navy to attack Latin America

Using its navy to guard latin america. Britain did not want Spain to reconquer its empire in the Americas, which had spain upset.

Using its navy to guard latin america. Britain did not want Spain to reconquer its empire in the Americas, which had spain upset. As a result, Britain supported the Monroe Doctrine, in order to prevent this they used their army to guard latin america.