Respuesta :
I believe the answer is dan, considering what all the other options mean.
Answer:
dan
Explanation:
Ellos no dan las palabras en clase.
Translation:
They don't give the words in class.
In this case the verb "dan" is used that comes from the infinitive "dar", conjugated in the present indicative tense. It also belongs to the third person of the plural since it refers to "them"