When they first meet him, they say "Hail Macbeth, Thane of Glamis, Hail Macbeth Thane of Cawdor, Hail Macbeth who Shalt be King Hereafter." Macbeth, at this time, is already thane of Glamis. However, the other two positions are the predictions. Therefore, they predict Macbeth will become Thane of Cawdor and will later become King.
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Pros
Creativity and collaboration among diverse populations.
A good reputation of fair employment makes recruiting a diverse pool of applicants easier.
Client base could increase because of the values and reputation of diversity in the workplace
Cons
Non-minority individuals can sometimes feel excluded thinking that minority groups are receiving preferential treatment.
Differences in languages and physical viewpoints confuse situations and misunderstandings occur.
The cost of hiring a cultural diversity specialist can be expensive to small business owners.
I can only think of writing, emailing, or sign language.
It should not be controversial: it would only make the research less reliable since people would have their opinions about the topic that they would want to defend. It should also not be obscure: then it's hard to check.
The best answer is that it should be multifaceted: it should include a number of aspects, not just one, so that the test can check for those aspects, not just one.