Answer:
The right answer is, A. Mi amigos es.
* Mi amigo es aburrido.
Explanation:
Identifying the narrator, gender, number and time indicated by a sentence is the first step that must be taken. This is very important to be able to logically conjugate the verbs, and that these have concordance with what is being expressed.
es
esta
estan
c. the destruction of a city during the Spanish Civil War
Good Morning
Good Afternoon
Im not sure if this is what you're asking for since you weren't specific. Hope this helps.
A.