What is the difference between certified and claimed speed?

The following passage is an example of what type of text structure tornados are caused by unstable air interacting with the wind sheer the resulting formation can cause devastating effects

The difference between point of view and choice of person in a story is that "person" is the literary name given to main characters in a story, and "point of view" is the perspective from which we view the story "person" is part of a term used to describe the type of narrator (as in first-person or third-person); "point of view" is how the antagonist understands the events of a story the terms are interchangeable; there is really no difference between them "point of view" refers to the perspective from which the story is told; "person" is part of a term used to describe a type of narrator (as in first-person or third-person)

Before odysseus talks about the lotus-eaters and the cyclops, what other events does he refer to? a. the advances of suitors that his wife penelope must fend off b. the attack by poseidon on his ship c. the attack and raid on the land of the cicones d. the nights he spent inside the trojan horse