The washington monument in washington, d. c., is an example of which of the following types of structures?
a. pyramid
b. geodesic dome
c. obelisk

The Washington Monument is an example of an obelisk: a tall, four-sided thin and narrow  structure that has a pyramid-like shape on top of it. Correct c.

The Washington Monument in Washington, D.C., is an example of obelisk.

You can drink laxative, or  do this exercise when you are sitting in the bathroom on the toilet. to relieve  constipation  fast or in about 1 minute, pinch your nose after your usual exhalation. start holding your breath. but do not mouth breath during this just hold your breath.