Answer:
1- Pattern recognition
2- trial and error
3- scientific meathod
Step-by-step explanation:
for the first one they are trying to see what is the most bought so they are trying to recognize patterns in their consumers. For the second one they are trying to see if their air bags work or not so it is a trial and error system because if they dont work they will have to try again. For the third one it is the scientific meathod because they are creating a new logo.