Out of the following, find identifiers that cannot be used for naming variables in Python and why?

Total*tax, Class, 3rd Row, Column() 31, finally, Total, switch



Total*tax, Class, 3rd Row, Column() 31, switch - They are invalid variable names since they either contain a special character or they are keywords. 

finally, Total - Valid variable names.

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.