Practice Lsat Quiz _top_ < Legit • 2025 >

A flaw in the reasoning is that it fails to consider that

(A) All students who study daily get good grades. Marta gets good grades. Therefore, Marta studies daily. (B) All mammals have hair. A whale has hair. Therefore, a whale is a mammal. (C) No reptiles are warm-blooded. This animal is warm-blooded. Therefore, this animal is not a reptile. (D) All birds can fly. Penguins cannot fly. Therefore, penguins are not birds. (E) All squares have four sides. This figure has four sides. Therefore, this figure is a square. Researcher: “People who sleep fewer than six hours per night are more likely to catch a common cold than those who sleep eight hours or more. Therefore, to reduce your risk of catching a cold, you should sleep at least eight hours each night.” practice lsat quiz

The conclusion follows logically if which one of the following is assumed? A flaw in the reasoning is that it