It is important for critical thinkers to take the word of an expert without asking questions

"Means-end" analysis solves problems by:

A) determining what subgoals must be defined and solved B) Machiavellian theory C) the logical method D) all of the above E) none of the above

One reason, suggested by the text, that we may not solve a problem (such as the ping-pong ball in the pipe) is that:

A) not enough people are working on the solution B) we have cultural blocks C) we tend to think only in abstract terms D) we may not have ever encountered the situation before E) the solution to the problem is beyond the items available