The answer is d the bill of rights
The answer to your question is letter C. The group that has been a major force in calling for the protection of human rights in Central America during the 1980's and 1990's was the liberation theology clergy. The group has been important in getting support to protect human rights.
We are using morphology, when we correctly combine phonemes into meaningful combinations of sounds and words.
We can also define morphology as it is the study of words, their structure means how they are formed and put together, how they show relation with the other words that are in the same language.