If a child needs interventional service, he or she might have

a. lack of eye contact
b. lack of response to typical efforts to engage him in an interaction
c. trouble managing emotions
d. lack of curiosity and imagination
e. aggressive or violent tendencies
f. failure to explore new environments
g. excessive irritability or fear
h. of the above

Answer

Correct Answer is B,D, F and G

Explanation:

If a kid has any type of delays in his physical or mental growth then he need intervention service.

For example if a kid is not able to walk after 18 month, if a kid is not able to speak properly after 3 years, if a kid of 5 years age has lack of response to typical efforts to engage him in an interaction then these kids need intervention service.

mass and volume are the answers you are looking for