list must contain at least one item items can be removed from list with the del operator comparison function returns either true or false tuple is similar to immutable list python dictionary is kind of sequence multiple choice where mathematicians use subscriptingcomputer programmers use aslicing bindexing cpython dcaffeine which of the following is not built-in sequence operation in pythonasorting bconcatenation cslicing drepetition the method that adds single item to the end of list is aextend badd cplus dappend which of the following is not python list methodaindex binsert cget dpop which of the following is not characteristic of python listait is an object bit is sequence cit can hold objects dit is immutable which of the following expressions correctly tests if is evenax = beven(xcnot odd(xdx = the parameter xbar in stddev is whatamedian bmode cspread dmean what keyword parameter is used to send key-function to the sort methodareverse breversed ccmp dkey which of the following is not dictionary methodaget bkeys csort dclear the items dictionary method returns (naint bsequence of tuples cbool ddictionary