Which evidence from the text best supports the idea that Malcolm and Donalbain believe they need to flee Scotland before someone tries to murder them too?

A. Therefore, to horse; / And let us not be dainty of leave-taking

B. What will you do? Let's not consort with them

C. Where we are, / There's daggers in men's smiles: the near in blood, / The nearer bloody.

D. To show an unfelt sorrow is an office / Which the false man does easy.