Transcript:
B: Oh yeah, I remember that now—was it something to do with bat's blood?
A: Yes, it was. They used to put drops of bat's blood into their eyes or inject it into their ears. Disgusting, but I suppose they had their reasons for doing it.
B: Well yes—After all bats can fly around in the dark without bumping into anything, so they must have thought they had good eyesight.
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Option 3: "It was based on some kind of logic."
Explanation: The speakers discuss the rationale behind using bat's blood, noting that bats can fly in the dark without bumping into things, suggesting that the Ancient Egyptians believed this indicated good eyesight. This reasoning reflects a form of logic, making this option correct.
Option 1: "It was unpleasant but quite effective."
Explanation: The text mentions that the remedy was 'disgusting,' indicating its unpleasantness, but it does not provide any evidence or claim that it was effective. Therefore, this option is misleading as it combines a true statement about unpleasantness with an unsupported claim about effectiveness.
Option 2: "It also cured many ear infections."
Explanation: The text specifically discusses the use of bat's blood for eye infections and mentions injecting it into the ears, but it does not state that it cured ear infections. This option introduces information that is not supported by the text.
Option 4: "It caused some people to go blind."
Explanation: The text does not mention any negative outcomes such as causing blindness. Instead, it focuses on the use of bat's blood for eye infections. This option introduces a claim that contradicts the information provided in the text.
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