Which of the following should be used for the protection of ears?

Which of the following should be used for the protection of ears?

کانوں کی حفاظت کے لیے درج ذیل میں سے کون سا استعمال کرنا چاہیے؟
Explanation

For the protection of ears, Muffs should be used.

They are designed specifically to protect the ears from loud noises 

It can help prevent hearing damage