Reading opened her mind to new ideas.
Meaning: She became more open-minded and understanding by reading books.
Choice of Words: Reading is the process of looking at and understanding written or printed material, and opened means to make something accessible or available. Mind is the part of a person that thinks, feels, and remembers, and ideas are thoughts or opinions. When you put them together, the sentence means that reading allowed her to consider new and different ways of thinking.
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