Final Answer:
Described as rows of seats sloping downward with a central stage at the bottom, an amphitheater is a venue designed for a circular or oval-shaped seating arrangement, providing an unobstructed view for the audience. So, the correct answer is 1) Amphitheater.
Step-by-step explanation:
Characteristic Seating Arrangement: An amphitheater is defined by its circular or oval-shaped seating arrangement, with rows of seats sloping downward from the outer edges toward the center.
Central Stage Placement: At the bottom of the rows, there is a central stage or performance area where events, shows, or performances take place. This design ensures an unobstructed view for the audience seated in the circular tiers.
Historical and Modern Significance: Amphitheaters have been used historically for various events, including gladiator contests in ancient Rome, and they continue to be popular for concerts, performances, and events that benefit from a circular seating layout.
Therefore, the correct answer is 1) Amphitheater.