Question

3 tries left
if a child suffers from congenital analgesia, why must he or she be careful when outside playing?
the childs sense of smell does not work properly.
the child often cannot hear sounds unless he or she is within 3 feet of the source.
the child cannot feel pain and can suffer injuries without even knowing it.
the child lacks the ability to react to a dangerous situation.

Explanation:

Congenital analgesia is a condition where a person cannot feel pain. When playing outside, without the pain - sensing ability, a child may get injured without realizing it.

Answer:

The child cannot feel pain and can suffer injuries without even knowing it.