The answer is Crow's Foot notation. A number of data showing techniques that are being used today. One of the most general is the entity relationship diagram (ERD). This diagram represents relationships as lines between the boxes and entities as boxes. Various shapes at the ends of these lines show the cardinality of the relationship.

Which of the following is an example of a molecule with different atoms?
Answer:
Hi, There!
Here! your Answer Is Option B.
Also I See that This Question Is Under "Social Studies" Next time Make sure to Put it under the right Subject so they dont delete the Question :D
Hope this Helps!!

Answer:
Freeriders
Explanation:
People who stand on the sidelines, hoping to benefit from the action. In other words, earn without putting in the effort.
D. Monthly.
This way there is a steady rate instead of a lump sum.