I believe the answer is piety.
I believe A is the answer
Answer:
When working in a group, you learn to work better with others. This helps in the future in any career. Also, when everyone in the group works together, the work gets done easier and faster. In a group, you must have lots of organization to know who does what. Lastly, working in a group can build a better relationship with the people you work with.
Explanation:
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.
Hope this helped!! :D