I believe it is A because the others are run on sentences.
Answer:
The indirect object I believe would be "us"
Explanation:
An easy way to remember the indirect object, is to tell yourself that it is the recipricant of the direct object. The direct object in this case would be <em>solution</em>, and the term "us" would be recieving that. Who recieved the solution? Us.
It's known as abstract nouns
Maladaptive behaviors are actions taken by individuals that don't allow them to become accustomed to certain circumstances.