Fixing a Flat Tire: Overcoming a Jammed Lug Nut

Struggling with a Stubborn Lug Nut

John promised his friend Steve that he would help him change a flat tire on Steve’s old car. However, when John tried to take off the flat tire, one of the lug nuts was completely jammed. John tried loosening the immovable lug nut in many different ways, but it stubbornly resisted.

Read the sentences.
John promised his friend Steve that he would help him change a flat tire on Steve’s old car. However, when John tried to take off the flat tire, one of the lug nuts was completely __________. John tried loosening the immovable lug nut in many different ways, but it stubbornly resisted.
Which words most effectively depict the idea that the flat tire will not be fixed easily?
(Select all that apply.)
- relentless, suggesting the lug nut will continue to do whatever it wants, despite John’s efforts
- unyielding, suggesting that the lug nut shows no sign of loosening up
- determined, suggesting the lug nut will not allow John to loosen it
- jammed, suggesting the lug nut will remain stuck no matter what John does

The words that most effectively depict the idea that the flat tire will not be fixed easily are \"jammed, suggesting the lug nut will remain stuck no matter what John does.\"
Explanation:
The excerpt is talking about changing a flat tire and the difficulties that John has to lose a lug nut, then the adjective that is needed to complete the sentence has to be appropriate to objects, since relentless, unyielding, and determined are more associated to human qualities, jammed is the best option to describe something mechanic.