Any more one be my sister​

Plz ! for many generations farmers in north america have been choosing to cross corn plants with large ears of corn each year this results in the new generation of plants also growing large ears of corn. what is the technique called? a. selective breeding. b. natural selection. c. mitosis. d. asexual budding.

What best explains the inability for life to exist in earth early atmosphere

What is true of sea slugs in these orders