At a job interview, the most effective way to prove your proficiency to a prospective employer is to show that you have           a. membership in several professional organizations.   b. your own test equipment.   c. experience with on-line research.   d. certification as an electronics technician.  

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.