"To be" has more forms."Ser" only applies on "I am a student", "you are very smart" "she is beautiful ". For words related to places in Spanish use "estar" "I am on vacation" "you are the top of the mountain" (estás en la cumbre de la montaña)
the answer is: es. because carolina is singular
Answer:
B. "Delia crea un documento en la computadora".
Explanation:
To conjugate a regular "ar" verb in the present tense for the "He/she/it" subject the ending "ar" is dropped and changed to "a".
Crear -> crea