When Jean-Claude came back from skiing he wanted to brew a cup of coffee. Because he was out of coffee filters, he settled for tea. Jean-Claude's failure to realize he could use a paper towel as a coffee filter best illustrates:

Functional Fixedness

Explanation:

Functional fixity is a herd mentality that prevents an individual from using an item except in the manner that it is usually used, it is an inability to see new uses for a common object.

Jean-Claude wanted to make coffee but because he was out of coffee filters, he settled for tea,Jean-Claude's failure to realize he could use a paper towel as a coffee filter best illustrates FUNCTIONAL FIXEDNESS , he thinks paper towel is only meant for the normal traditional/standard purpose, he failed to recognize he can use it as a substitute for other purposes.

Functional Fixedness is a mental barrier against the use of an idea in a new way essential to solve a problem.

the rebels’ chances of victory at lexington & concord were fairly slim, given the fact that most of them very untrained and they were up against the world's greatest military force.  

the aksumite empire was an ancient kingdom located in what is now northern ethiopia from the period of 100 ad to 940 ad. its capital was the city of aksum. the kingdom established itself as one of the 4 great powers at its time, along with persia, rome, and china.

the kingdom was rich in goods like gold, iron, and salt. it established strong commercial ties with the regions governed by rome, egypt, and persia (arabia). aksum was a key location in this commercial network. trade was also facilitated with the introduction of the aksumite currency.