1 There are three kinds of ADHD: predominately inattentive, predominately hyperactive/impulsive, and the combined (inattentive, hyperactive, and impulsive). 2  While medications are commonly used in the treatment of ADHD, behavioral therapy is important in improving the child's ability to function as well.
Actively participate in team building activities at the national and regional level.. National and regional are two different levels, so level ought to be pluralized, unless you're goint to stick the word both between at and the.. Also, team building should be hyphenated.
Compound terms, those having more than one word, are hyphenated here in order to indicate their integrity as a single concept and to avoid confusion in cross-referencing them in the definitions of other terms. They are not normally hyphenated in normal usage.