Respuesta :
The typical museum layout was to organize celestial objects by order, instead of the more logical grouping of common features.
The formal tone of the idea expresses that narrator always used to get mixed up about Pluto being a planet or not until I saw the solar system model in a museum that got it right. Thus option (D) is correct.
What is Pluto?
Pluto is a Dwarf Planet of the Solar System that revolves around the sun and as other planets like Earth, Venus, Mars, Jupiter does. However, It is too small to be called as the planet that's why it is referred as Dwarf Planet.
The idea's formal tone conveys that the narrator used to be confused about whether Pluto was a planet or not until she saw a solar system model in a museum that was accurate. Thus option (D) is correct.
Learn more about Pluto here:
https://brainly.com/question/997577
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