Answer:
C
Explanation:
Being that they were unnoticed, sounds like it's not a major key detail.
Answer:
In antiquity, systems of measurement were defined locally: the different units might be defined independently according to the length of a king's thumb or the size of his foot, the length of stride, the length of arm, or maybe the weight of water in a keg of specific size, perhaps itself defined in hands and knuckles.
Systems of Measurement: there are two main systems of measurement in the world: the Metric (or decimal) system and the US standard system. ... The US Standard system uses units that have no predictable relationship to each other.
Explanation:
For example, there are 2 cups in a pint, but 4 quarts in a gallon.
Answer:
The growth of technology on the way people communicate has changed because now we have phones and computers. We also have high tech watches and cars. This type of technology will change in the future because we will soon have flying cars, More advanced phones, etc.
Explanation: