C. involves a request by President Donald Trump to the Supreme Court. He is seeking permission to construct a ballroom at the White House, citing security concerns and national security needs.

The request was made after lower courts ruled that Trump required Congressional approval to proceed with the project. Further details about the proposal are available from the source, including representations of the ballroom's design. Readers can find more information about this story from KVIA ABC-7's source, which provides additional context and details about the Supreme Court request and the proposed ballroom construction.