Correct Answer: Impracticle

Solution : The fourth option is correct.

The incorrectly spelled word is impracticle . The correct spelling is impractical , which refers to something that is not sensible or feasible in practical terms. It describes actions, ideas, or solutions that are unrealistic or inefficient.

Other words are correctly spelled, and their meanings are as follows:

• Flawless : It is something without any flaws or imperfections, perfect or impeccable in quality or execution.
• Rudimentary : It refers to something basic, elementary, or undeveloped, often indicating an initial or foundational stage of development.
• Primitive : It relates to something characteristic of an early stage in evolution or historical development.