HomeEveryday Science MCQsWho invented the safety pin? 1621. Who invented the safety pin?By Admin / September 17, 2025 A. Charles Goodbye B. steward Harshone C. Walter Hunt D. A.Rose ✅ The correct answer is option C.
1. Which of the following does not pollute the air? Leave a Comment / Everyday Science MCQs / By Admin
2. Which of the following planets have the longest day? Leave a Comment / Everyday Science MCQs / By Admin