# 1เลือกประเภทWhich of the following is a valid variable name?1st_placefirstPlacefirst-Placefirst place
# 2เลือกประเภทWhat is the difference between 'age', 'Age', and 'AGE' in Python?They are the same variable name.They are different variable names.They are reserved keywords.They are not valid variable names.
# 3เลือกประเภทWhich of the following is NOT allowed in a variable name?number888totalVolume3rdPlaceage
# 4เลือกประเภทWhy is 'my variable' an invalid Python variable name?It contains a space.It starts with an underscore.It contains a hyphen (-).It is too long.