vigorous
sturdy
hardy
strong
Answer is Wrong!
Answer is Right!
The correct answer is: B. sturdy
A sturdy object is strong and well-built, able to withstand a lot of wear and tear. A frail object is weak and delicate, easily damaged.
The other options are not antonyms of frail.
- Vigorous means full of energy and strength.
- Hardy means able to withstand difficult conditions.
- Strong means having a lot of physical power.