I think it is C, because if I'm right present principal is something that is happening presently? If so, C would be the answer because they "are doing" the exercises right now in context.
Answer:
They explained that it would be impossible for dragons to fly because they would be too big.
Explanation:
in spires of the snakes repulsive nature, why do you think God created it?
Answer:
Functional skills are the fundamental English, math, and information and communication technology (ICT) skills that people require to address challenges in their professional and personal lives. These core courses can be applied to real-life problems if they are studied in a real-life environment.
Explanation: