Which of the following is INCORRECTLY spelled.

obligatary

The correct answer is OPTION 2 - obligatary

The word obligatary is incorrectly spelled. The correct spelling is obligatory.

Here are the words and their correct spellings:

• Restricted means limited or confined.
• Obligatory means required or necessary.
• Marginal means of minor importance or significance.
• Distinct means clearly different or recognizable.