Answer: A. Essential (flexible) expense.
Explanation:
Edge 2021
The volume of the rectangular pyramid is 28 cubic feet.
<h3>
How to find the volume of the pyramid?</h3>
The volume of a pyramid of base B and height H is given by:

Here we know that the height is H = 7ft, and the base is a rectangle of 4ft by 3ft, so the area of the base is:

Then the volume of the pyramid is:

If you want to learn more about volumes:
brainly.com/question/1972490
#SPJ1
What is kingdom of Eubacteria.
Explanation:
Streptococci are bacteria which are gram-positive in nature.
This organism belongs to the kingdom eubacteria since this kingdom is characterized by the following features that are also present in streptococcus:
1. Unicellular organism.
2. prokaryotic.
3. presence of cell wall made up of peptidoglycans.
Please allow me to know if this helps with brainly or rating.
Thank you! - Miss Hawaii