Which drafting media do designers use for initial drawings and sketches?

You wanted to look up information about alzheimer's, but you were unsure if it was spelled "alsheimer's" or "alzheimer's." which advanced search strategy would be useful? a) a boolean search b) using a wild card in your search c) trying different search engines d) doing a search for "alsheimer's not alzheimer's" asap. ill give brainlist.

Convert 11001110(acdd notation) into decimal

All nate specialties are offered at two levels, a. journeyman and master. b. installation and service. c. apprentice and journeyman. d. heating and air conditioning.