My whole account got deleted- i -

Do you think that the future of metalcraft is in danger due to the ability of computers to do most of the work? explain your reasons why or why not. just need like a prompt.

For platowhich kinds of materials were used to make dwellings in the neolithic period? a) bones, tusks, and branchesb) small stones and pebblesc) large stones and wood ((answer))

Riddle me this: i am first in earth,second in heaven,appear two times in aweekyou can only see meonce in a year, althoughi'm in the middle of sea.what am i?