Question

which of the following situations best illustrates the use of something diagnostic?
a doctor uses blood test results to confirm a disease.
a teacher assigns daily homework.
a judge sentences someone for breaking the law.
a driver fills their car with gasoline.

Explanation:

Diagnostic tools are used to identify or confirm a condition. Blood test results are diagnostic as they help a doctor confirm a disease. The other options have nothing to do with diagnosis.

Answer:

A. A doctor uses blood test results to confirm a disease.