GCP (Google Cloud Platform) fundamentals sample question with answer 6

Question:
Which of these values is globally unique, permanent, and unchangeable, but can be modified by the customer during creation?

1. The project name
2. The project number
3. The project ID
4. The project's billing credit-card number

Answer:
C - is correct answer. The project ID is immutable (cannot be changed) after creation, but can be changed during creation