Which of the following is an example of deductive reasoning?
2025
Which of the following is an example of deductive reasoning?
- A.
Screen exposure among children at very early stage affects their psychological health. Therefore, we should not expose our children to digital gadgets.
- B.
Smoking leads to lung cancer. Therefore, we should not smoke.
- C.
If it is raining, then the ground is wet. It is raining. Therefore, the ground is wet.
- D.
All ducks that have been observed have been white. Therefore, all ducks are white.
Attempted by 11 students.
Show answer & explanation
Correct answer: C
Deductive reasoning requires conclusions that follow necessarily from premises.
Option C illustrates Modus Ponens, where the conclusion is guaranteed by the premises.
Option D uses inductive reasoning by generalizing from observations.
Options A and B rely on value judgments rather than logical deduction.