Which of the following activities typically requires court oversight regardless of circumstances?

The activity of selling the ward's real estate typically requires court oversight because it involves significant financial implications and often affects the ward's principal residence or other important properties. The sale of real estate can result in substantial changes to the ward’s financial situation and living conditions. Consequently, this action demands a higher level of scrutiny to ensure that it is in the best interest of the ward.

Other activities, such as managing bank accounts, investing in stocks, or making routine purchases, may not necessitate the same level of oversight unless there are specific legal rulings or circumstances that require additional scrutiny or court involvement. These tasks can usually be managed within the guardian's authority without the need for court approval, provided they are conducted within the guidelines established for guardianship. However, the sale of real estate is a critical decision that must be formally reviewed by the court to protect the ward’s assets and rights effectively.