If/Then by ________ employs computerized systems and reflects the basis of deductive logic, in which a conclusion is derived from a premise

What are two concepts that reject abstract speculation in favor of experience and practicality?

What will be an ideal response?

The black-faced comedic foils for the interlocutor in a minstrel show are known as:

a. endmen b. jubilee singers c. the song pluggers d. vaudevillians