layer is like an invisible shield that protects earth from solar radiation.

_____ layer is like an invisible shield that protects earth from solar radiation.

layer is like an invisible shield that protects earth from solar radiation.

• Bio
• Ozone
• Water
• Oxygen

ANSWER 

      (2)

• Ozone

source https://sportsnewsstar.blogspot.com/2022/02/layer-is-like-invisible-shield-that.html