Step 1: Translation
The Latin phrase "Ignorantia juris non excusat" translates to "ignorance of the law is no excuse."
Step 2: Legal Principle
This principle asserts that a person who is unaware of a law may not escape liability for violating it simply because they did not know it existed.
Step 3: Apply to Options
- Option A: Opposite of the principle; hence incorrect.
- Option B: Matches the exact meaning.
- Option C \& D: Introduce exceptions which are not part of this absolute legal maxim.