Respuesta :
Adjectives are being adapted to their grammatical gender (el hombre famoso, la mujer famosa) Something like that? Hope i could help!
A grammatical rule which is used to show if a sentence is grammatically correct is the rule of concord.
In this rule of concord, it states that the subject must agree with the verb in either number, placement, etc for the sentence to be considered correct grammatically.
As a result of this, the correct answer is rule of concord.
Read more here:
https://brainly.com/question/13961281