Answer: B
Explanation: She will be less productive because of stress. According to the survey by APA in 2007, stress is a major health problem in the US that takes in toll in people's health, productivity and poor relationships.
High levels of stress are known as distress, this "absorbs" most of our energy leaving other mental processes without enough of it to function the way they should; for example: attention is the most vulnerable of them all and if we have lots of things in our minds, we most likely won't be able to administrate it well.