Question: Given a data frame named 'product' with column names [ ' c 1 ' , ' c 2 ' , ' c 3 ' ]

Given a data frame named 'product' with column names ['c1','c2','c3'], how to drop the column 'c2'?
product. drop(c2;', axis=1)
df drop(ce')
product. drop('c2)
product. drop ['c2', axis=1]
Given a data frame named 'product' with column names ['c1','c2','c3'], how

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