Question

claim, the evidence, and the reasoning.
argument a: school start times
\our high school should start no earlier than 9:00 am. data shows that the average teenagers natural sleep cycle (circadian rhythm) doesnt fully shift toward later wake - up times until age 17 or 18. because teenagers need at least 8 - 10 hours of sleep for optimal brain development and mood regulation, a later start time is necessary to allow them to meet their biological needs.\

Explanation:

A claim is a statement that presents an assertion or position. In Argument A, the statement "Our high school should start no earlier than 9:00 AM" clearly presents a position about when the high - school should start. It is the main assertion of the argument.

Answer:

Our high school should start no earlier than 9:00 AM.