When conducting research online, the key word or key phrase you type into a search engine should be a. flexible and applicable to a variety of topics. b. as clearly defined as possible so in order to narrow your search. c. as general as possible to include all possible results. d. unchanging from search to search so that you get consistent results.

[1] when the twins grew up, they continued to fight. [2] one day they decided to hold a contest to determine who was stronger. [3] though they tried to defeat each other in many different ways, neither one could win. [4] on the last day, they fought with weapons. [5] using a deer antler, the right-handed twin overpowered his brother, and he threw him off the edge of the earth. [6] today, the right-handed twin lives in the sky-world, and the left-handed twin lives in the dark underworld. [7] they rule the earthly world of men together.