Cumulative trauma disorders are a common type of musculoskeletal disorders (msds). select the statement which is accurate about cumulative trauma disorders.

a.
cumulative trauma disorders carry little risk
b.
cumulative trauma disorders evolve over a period of time
c.
cumulative trauma disorders evolve quickly.

Cumulative trauma disorder are very common in people who work in an office setting. Ergonomincs may be a training that people in this field may have to do. With the right training and/or treatment cumulative trauma can evolve over a period of time. As CTD evolve, it is related to the ability to change the workplace area and to get plenty of rest. 

The lungs are the bags that hold air as it is inhaled oxygen gas that is in the air moved into the blood-and the heart pumps to move this oxygenated blood to cells in the body that need energy

Accredited is what i believe it to be