Answer: the gold solidus of the Byzantine empire (Eastern Rome).
Explanation: There were lots of trades with gold, going into the Byzantime Empire, {used to be rome}
The modernization of US cities has caused a reduction in overall river pollution. The development of large farms has polluted the river through waste runoff. The use of the river for shipping has stayed relatively the same since 1800. The decrease in fishing in the river has led to a shortage of seafood products.
Pass the citizenship test, pass a health test
What is this supposed to be about.
Options: Face validity
Content validity
Construct validity
Predictive validity.
Answer:Face validity
Explanation: Face validity is a term used in research to mean the extent or degree to which a measurement system was able to measure what it was intended to measure.
Face validity is also known as REPRESENTATION VALIDITY AND LOGICAL VALIDITY AND IT IS KNOWN TO SAVE A LOT OF TIME AND STRESS AS IT IS SEEN AS THE "COMMON SENSE" APPROACH TO DETERMINING THE VALIDITY OF A CONCLUSION.