What are 2 ways to create a biome that will suppoert a cactus needs

b. lithosphere, asthenosphere, mesosphere   is the answer most likely

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation:

the answer is c. it will give up it's valence electron to the other atom.

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.