What is the answer to this question

Indian architects worked with construction techniques? a. concrete b. skeleton c. stone and wood d. post-and-lintel only answer if you are 100% positive your answer is correct! 10 points!

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.

Arestaurant with food revenue of $500,000 and a cost of food of $100,000 has a food cost ratio of 0.2. true false