What are the indicators of educational development? ​

Morning guys i got some questions for ya heading your way answer !

Without stratospheric ozone, which of the following would most likely occur? i. smog over major cities would be greatly reduced. ii. farms would produce surplus crops because of increased photosynthesis. iii. uv radiation would damage phytoplankton and reduce populations of aquatic consumers. i only ii only iii only i and ii i and iii

What if all school closed down and you got kicked from the will you do