שאלה | What is one of the essential characteristics of a surrogate model used in Bayesian Optimization?

What is one of the essential characteristics of a surrogate model used in Bayesian Optimization?

		To focus solely on exploring hyperparameter configurations without considering past evaluations.
		To prioritize exploration over exploitation when selecting the next hyperparameter configuration.
		To provide a single, deterministic prediction for each hyperparameter configuration.
		To provide both an expected value and uncertainty measures such as variance or confidence intervals.