Which scenario best describes the concept of "Implode"?

• The required answer is - A building collapsing inward due to structural failure.

• Implode (verb-transitive)
English Meaning: To fail suddenly and completely and be unable to operate.
Bangla Meaning: কেন্দ্রীভূত করা; অন্তর্বিস্ফোরণ ঘটা বা ঘটানো।

Example Sentence:
1. He lost money when the market imploded.
2. Who knew that the whole structure of the house will just implode suddenly?

Source:
1. Merriam-Webster.
2. Accessible Dictionary by Bangla Academy.