If one were researching how asthma is diagnosed, which of the choices is a conclusion that can be supported by this passage?
A)
)
B)
Family history is not a factor in the development of asthma because there
is no evidence for a genetic link.
You cannot diagnose asthma in children under five years old. Their parents
need to bring them back in two years.
Patients with the following symptoms, chest tightness, wheezing, and colds
that last more than 10 days, definitely have asthma.
Lung function, coughing and family history are important factors in
diagnosing asthma, and regular physical exams are important, too.
c)
D)