A tech startup is customizing a Foundation Model using Amazon Bedrock to enhance its machine learning capabilities for analyzing customer behavior and predicting market trends. As part of this customization, the company needs to perform model validation to ensure the model is accurately trained and tuned for its specific use case. To facilitate this, the company must choose an appropriate dataset storage location that is fully supported by Amazon Bedrock for storing and accessing the large datasets required for validation. Which of the following storage options would be the most suitable for this task?