Question: Which of these will create an empty Pandas dataframe named empty _ df ? 1 . import pandas empty _ df = pd .

Which of these will create an empty Pandas dataframe named "empty_df"?
1.
import pandas
empty_df = pd.DataFrame
2.
import pandas as pd
empty_df =[]
3.
Import pandas as pd
empty_df = pd.DataFrame()
4.
import pandas
empty_df = pd.DataFrame()

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