Answer : 3. "Sturdy"
Explanation :

• Fragile means easily broken or damaged.
• Weak has a similar meaning to fragile, implying a lack of strength.
• Delicate also means easily broken or requiring careful handling, so it is similar to fragile.
• Sturdy means strong and not easily broken or damaged, which is the opposite of fragile.
• Brittle means hard but liable to break or shatter easily, similar to fragile.

Therefore, the word "Sturdy" is the most opposite in meaning to "Fragile".

Answer: c) Sturdy