Final answer:
All the factors mentioned - the age of the child, the manner of death, and the presence of siblings - affect the grief associated with the loss of a child.
Step-by-step explanation:
The factors that affect the grief associated with the loss of a child include the age of the child at the time of death, the manner in which the child died, and how many siblings the child left behind. Therefore, the answer to the question is d) all of the above. Each of these factors can significantly influence the grieving process. For example, the unexpected loss of a child due to an accident might cause different grieving reactions compared to a loss that came after a long illness. Similarly, the age of the child could affect perceptions of the lost potential and dreams unfulfilled, while the number of siblings can impact family dynamics and the collective grief experience.