Answer:
equivocal terms.
Step-by-step explanation:
Since in the question it is mentioned that your boss needs the updated sheet by 5:00 on friday but you presume that it means the pacific time and according to this you submit the updated at 6:00 but at the morning morning there would be a scathing email so this misunderstanding would be occured due to equivocal terms as it deals with the multiple meanings