Identifying Exchange Rate Regimes

In the context of exchange rate regimes, countries can choose varying degrees of flexibility for their currency's value relative to other currencies. One particular regime is known for maintaining a fixed exchange rate within a band but allowing for controlled fluctuations. This regime aims to provide stability to foreign trade and investments while safeguarding against excessive market volatility.

Consider the following three scenarios concerning exchange rate regimes. Based on the information provided, which exchange rate regime does the following describe?