Answer:
b. find out
Explanation:
We must ……… find out…………….. the information to fill in the form .
Answer:
that could be as a result of genetic disorders in these children
it could also be a result of environmental problem like improper disposal of waste or dust
You just have to find the noun
It is verb type sentence ==> is your answer.
I hope this helps ≧ω≦
Sorry if wrong :-(
I believe the answer would be D.