Suppose you are the in charge of a national park. make a list of dos and don, ts for the visitors​

These type of questions require your own creativity, But if you wanted ideas you can say things like

"No litter"

"Masks mandatory"

etc.

Explanation:

don't pluck flowers

don't push others

always help others

always be with your parents or friends

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.