Read the excerpt: "One of the most transformative technologies of the Digital Era is Artificial Intelligence (AI). AI systems are designed to perform tasks that typically require human intelligence, such as learning, problem-solving, and decision-making. From personalized recommendations to autonomous vehicles, AI's applications are rapidly expanding across various sectors."
Which of the following tasks is specifically mentioned as being performed by Artificial Intelligence (AI) systems?
A) Manufacturing traditional analog devices.
B) Writing physical letters and documents.
C) Learning, problem-solving, and decision-making.
D) Restricting access to global information.
E) Performing manual labor in factories.