Are angry and upset examples of synonyms !??

-true
-false

True

Explanation:

They both describe someone in a volatile emotional state, yet they are not exact synonyms.  They are, however, similar enough to qualify as synonyms for the purpose of this exercise, I believe.

c. our lives go by quickly, so take time to enjoy each moment.

explanation:

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.