How to highlight text on a kindle paperwhite?

Hello my name is mihai and i need your : )i have to do a python project in computer science and i’m really busy with my mocks this period of time besides this i’m not good at coding so could someone pls pls pls sort me out ? i actually beg ; ))

Selective incapacitation is a strategy to reduce prison population

3. bob is arguing that if you use output feedback (ofb) mode twice in a row to encrypt a long message, m, using the same key each time, it will be more secure. explain why bob is wrong, no matter what encryption algorithm he is using for block encryption (15 points).