Which sentence contains an unnecessary shift in verb tense?

every day we eat lunch at noon and sit at the same table.
carol read the book and summarized its major points.
when you leave the house, grab a sweater.
lee noticed a problem and alerts a teacher.

Malcolm x's attitude towards the dictionary could best be described as a) apathetic b) dumbfounded c) awestruck d) disinterested

Read the passage from sugar changed the world. sugar is a taste we all want, a taste we all crave. people throughout the planet everywhere have been willing to do anything, anything at all, to get that touch of sweetness. we even know exactly how thrilling it was to taste sugar for the first time. when the lewis and clark expedition met up with the shoshone, who had little previous contact with old world products, sacagawea gave a tiny piece of sugar to a chief. he loved it, saying it was "the best thing he had ever tasted." sugar created a hunger, a need, which swept from one corner of the world to another, bringing the most terrible misery and destruction, but then, too, the most inspiring ideas of liberty. sugar changed the world. we begin that story with a man who could never know enough. how does the conclusion of the prologue support the authors’ purpose? select two options. it introduces the topic that will be addressed next. it provides information about the authors. it states why the topic is relevant to readers. it cites sources the authors used in the text. it explains how the authors came to study the subject.

Why does the author of exploring the titanic give background information about his youth and education? to show his lifelong love for the ocean