Question

ariadna is excited to be taking this exam. she is fully alert and ready to handle the task at hand. which waves of brain activity is ariadna displaying? alpha beta omega

Explanation:

Beta waves are associated with active thinking, alertness, and engagement in tasks. Alpha waves are related to a relaxed, awake state (not focused on a task). Omega is not a standard type of brain - wave classification in this context. Since Ariadna is excited, alert, and ready to handle the task (active engagement), beta waves are the most appropriate.

Answer:

Beta