When developing an organization's information security budget, it is important that the expected risk can be managed appropriately with the funds allocated. This means that the budget should be aligned with the organization's risk appetite, risk tolerance, and risk management strategy, and that it should provide sufficient resources to implement the necessary security controls and measures to reduce the risk to an acceptable level.
The other options are not correct. The requested funds are not necessarily at an equal amount to the expected cost of breaches, as the cost of breaches may vary depending on the type, severity, and impact of the incidents, and the budget may also include other costs such as maintenance, training, or compliance. The requested funds are not part of a shared funding pool with other areas, as the information security budget is usually a separate and dedicated budget that reflects the organization's security priorities and objectives. The expected risk to the organization does not exceed the funds allocated, as this would imply that the organization is underfunded and unable to manage the risk effectively, which could expose the organization to unacceptable levels of harm or loss. References: CISSP All-in-One Exam Guide, Eighth Edition, Chapter 1: Security and Risk Management, page 41. Official (ISC)2 CISSP CBK Reference, Fifth Edition, Chapter 1: Security and Risk Management, page 42.