Answer:
They use it for Trades, send messages or make contractual agreement.
Explanation:
Plectrum is a naturally occurred alloy of silver or gold. Civilizations in the past use this to make coin. After the ancient world discovered coin, they started to use it as a medium of exchange in order to measure the value of resources. (the more valuable the resource, the higher amount of coins they require to get it). This lead to the development of trades.
As for die stamps, they use it in order to formalized their writings. Official government often have unique type of stamps that can be used as a proof of authenticity of a certain document.
Leave your seat belt on, harzards flashing, stay in the vehicle
Answer:
E. multiple answers are correct.
Explanation:
An experiment is a scientific procedure conducted to test hypothesis(aprove or disprove) or validate a known fact. This test is done under controlled conditions and should follow strict procedures (strict experimental design) to ensure it is reliable- a well designed experiment.
A well designed experiment should qualify all the options listed above. For example a well designed experiment will most likely have a correct prediction.
The purpose of examples are to help your teacher reinforce, personalize, and clarify ideas so these<u> are all correct. </u>
<h3>Purpose of examples </h3>
- They clarify the idea by giving a scenario where the idea is applied.
- They reinforce the idea by relating it to a scenario that allows easy remembrance.
They also personalize ideas when they relate the scenario to a relevant event that allows for the listeners to understand the idea better.
In conclusion, option D is correct.
Find out more on clarifying ideas at brainly.com/question/2224789.