Which of the following would be the most credible source on an argument opposing a ban on mobile devices in the classroom? a letter to the editor in the local Daily News about the benefits of mobile devices on learning a blog titled "To Ban, or not to Ban?" an article in an education technology magazine about how and why more schools are dropping the ban on mobile devices an article published by an electronics company about the benefits of mobile devices on learning

i think there should be answer choices

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.