Answer:
You can answer this very easily by considering which of the circumstances affect the end user and which affect the developer:
1) Didn't use comments in the code
- affects developers
2) User complaints about language used in the program
- affects users
3) The variables have meaningless names
- affects developers
4) The program should have used a loop
- affects developers
5) The numeric results are incorrect
- affects users
Your answers then are 2 and 5, spoken languages and incorrect output will very much affect the user experience.
Answer:
Alice's public key
Explanation:A Public key is a key that can be used for verifying digital signatures generated using a corresponding private key which must have been sent to the user by the owner of the digital signature.
Public keys are made available to everyone required and they made up of long random numbers.
A digital signature signed with a person's private key can only be verified using the person's private key.