Question

click or tap on the part of the argument that commits the fallacy of appeal to ignorance.

1. drug use should be legal only if it does not harm others or undermine the productivity of a society.
2. smoking marijuana is a form of drug use.
3. there is strong evidence that smoking marijuana does not harm others.
4. it has not been proven that smoking marijuana undermines the productivity of a society.
5. therefore, smoking marijuana should be legal.

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Explanation:

The appeal to ignorance fallacy claims something is true because it has not been proven false, or vice versa. Here, step 4 uses the lack of proof that marijuana undermines societal productivity as a basis to assume it does not, which fits this fallacy.

Answer:

1. It has not been proven that smoking marijuana undermines the productivity of a society.