运行下面代码的正确结果是？（ ）
filename = "example.txt" line_count = 0 with open(filename, "r") as file: for line in file: line_count += 1 print(f"The file 'example' has {line_count} lines.") 其中example.txt文件内容如下： My Favorite Animal Once upon a time, I had a pet dog named Max. Max was the most obedient dog I knew. We played fetch in the park, went on long walks in the woods, and even took naps together on lazy afternoons.
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