How does the qing (manchu) dynasty promote continuity with ming policies? how do they assert their authority and distinctiveness over their mostly han chinese population?)

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