Is this statement true or false? X-rays of paintings can reveal underdrawings and marks made on the canvas prior to the finished work.

The answer is false

The answer is all of the above.

Fist of all, you need to learn about cad and architecture or basic engineering or architecture drawing in order to prorperly use and utilize cad programs.it's as abbreviated computer-aided-drafting. it will the user acquire skills faster since it's aided by technology