Given two sets $s1$ and $q,s1s2s1s2s1s2s2,s1isq,$

true $ifs1is$ a proper superset $ofs2$

true $if$ len$(s1)is$ less than len$(22)$

true $if$ the elements $ins1$ are compared less than the elements $ins2.$

true $ifs1is$ a proper subset $ofs2$