Is the set) {a, a → b, a → b satisfiable? show all your work. (note: do not use the cut rule

If ana decided to be against in prioritizing the task in her to do list, she will likely have insufficient time in doing the things in which she wouldn't be able to finish and in the same way, she won't be able to finish all of the task that she needed to do.

Kpa - known-plaintext attack