Acomparison that does not use like or as is called a simile couplet metaphor synecdoche

Which of these websites would be least likely to provide credible reference material for researching stress?

American history (is, are) studying the american colonies.

How does the allusion to icarus support the author’s tone ? a)it makes it clear that earhart,like icarus ,fell to her death .b)it emphasizes earhart’s failure in spite of her ambition.c)it stresses that the author views earhart’s fate as a mystery.d)it shows that the author sees earhart as a kind of legend can someone