Which lines would support the answer to the question of why malcolm and donalbain feel they need to leave scotland? 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.