Seven-year-old George, who possesses average academic ability, is a problematic student. He continuously disrupts the classroom decorum and talks to other children while they are working. He shows no interest in activities that require his attention for a length of time and usually acts on his impulses. In this scenario, George is most likely suffering from .

Attention deficit hyperactivity disorder (ADHD)

Explanation:

Attention deficit hyperactivity disorder (ADHD) is a chronic condition which includes trouble with concentration, hyperactivity and impulsiveness.

ADHD sometimes starts in childhood, and can continue in adulthood. This may lead to poor self-esteem, unstable relationships and school or job difficulties, it mostly affects children and teenagers, which can persist into adulthood. The most frequently diagnosed childhood psychiatric illness is ADHD. Children with ADHD are potentially hyperactive and unable to control their impulses. Or, they may have problems paying attentive.

 People with ADHD may also have trouble focusing their attention on a single task or sitting still for long periods of time.

the earthquake in haiti was a magnitude of 7.0 according to the u.s geological survey yet the smaller earthquake in haiti killed more than 200,000 and left more than 1.2 million people homeless. the chile earthquake was a magnitude of 8.8 and 500 times more stronger but chile's earthquake only injured 712 people.