Answer:
D. ponerse en contacto con un representante del grupo.
Step-by-step explanation:
The reason is that when someone wants to get involved with a social assistance group, the first step is to reach out and contact a representative of the group. This allows the individual to express their interest in volunteering or contributing to the cause and to get more information about the group's activities and how they can help. It is the initial point of communication and engagement with the organization, making it the first step in the process of becoming involved.