Hard A semiconductor has a nearly full valence band and a small gap. Conductivity can be raised by: AIncreasing the band gap without adding carriers BSupplying energy or doping to increase mobile carriers CRemoving all atoms DMaking the gap infinite ERemoving dopants to reduce carrier concentration Report a problem with this question What is wrong? The marked correct answer is wrongAn option is wrong or repeatedSpelling or wording mistakeSomething else Details (optional) Send report