Question

1H,7N, 20Ca,168,4Be,18Ar which of these elements belong to the second group?Why?​

Answer 1

Answer:

Agriculture is the practice of cultivating plants and livestock. Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to live in cities. The history of agriculture began thousands of years ago.

~~Aarohi861✨