On her first day of work, Janabel sold one widget. On day two, she sold three widgets. On day three, she sold five widgets, and on each succeeding day, she sold two more widgets than she had sold on the previous day. How many widgets in total had Janabel sold after working $20$ days? 
选项为:A:$$39$$  B:$$40$$  C:$$210$$  D:$$400$$  E:$$401$$  请回答其中一个选项.