Macbeth asks the witches, “shall Banquo’s issue ever / Reign in this kingdom?” (4.1.102-103). What do the witches show him as a response? What does this indicate?

When Macbeth asks the witches, "shall Banquo's issue ever / Reign in this kingdom?", he is asking if Banquo's descendants will ever become kings. As a response, the witches show him Banquo's ghost followed by eight of his descendants. This indicates that Banquo's sons will indeed reign.

Learn more about Macbeth and Banquo here:

either a donut or a sphere or a pancake or a flat sphere. it depends on where the vertical line is.

if the line goes through the center of the circle and is perpendicular to a diameter containing the center, then you get a flat circle.

if the line and the diameter of a the circle meet in the center of the diameter and at an angle, you get a pancake.

if the line is on the circumference of the circle and is at right angles   to the circle you get a ring.

if the line contains the diameter, you get a sphere.

the the line is parallel to the diameter and touches the circumference, you get a donut.