Which of these describes a borrow that outlives its owner?

• A dangling reference error
• A double free condition
• A mutable aliasing conflict
• A stack overflow at runtime

Select every statement that holds for an immutable borrow.

• Many may exist at once
• It blocks mutable borrows
• It transfers ownership away

In your own words, why does the compiler reject two mutable borrows?

What is the name for the region of code where a borrow is valid?