Answer:
Explanation:
Hm, that's a difficult one.
Maybe ask them both to do something with therr tasks to benefit the other? Like for example, you could ask Amy to start her work earlier before the deadline, so that it can be done before the deadline so Sandra doesn't get tense. However, it is a minor inconvinience for Sandra to complain, so you shou/d tell her only to complain if it has bothered her for a longer time, or has tried to resolve it herself.