LA PREHISTORIA Y SUS ETAPAS

Después de visionar los anteriores vídeos, comprueba lo que has aprendido contestando a las siguientes preguntas:
    This is a required question
    Primera (más antigua)
    Segunda
    Tercera
    Cuarta
    Quinta (actual)
    Please enter one response per row
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    This is a required question
    Item 1
    Please enter one response per row