10- What is the meaning of mode 'w+' while opening a file? a) create a file for writing in binary mode b) Create a file for writing, if the file exists discard the previous contents C) Create a file for update, if the file exists discard previous contents d) open an existing file for update (reading and writing) Bo brak Knceki 10/10 Sonraki Kapat Snav Bi nte