Answer:
Observational measurement
Explanation:
He will use an observational methodology, as he will directly evaluate the treament of the children by the teachers.
The answer is B. In Article II, section 3 of the U.S Constitution, it states that the State of the <u />Union address is for the president to express his thoughts and opinions on the country's problems. It allows the audience to be informed of the changes made.
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Answer:
Transition to a common medium of exchange
Explanation: Small trading centers began to increase in size in late Medieval Europe. Many of these centers became towns and cities. Trading had become easier, and towns and cities grew as a result. One reason for their increased size was the transition to a common medium of exchange.
Answer:
The second one
Explanation: The primary evidence for this expansion has been linguistic, namely that the languages spoken in sub-Equatorial Africa are remarkably similar to each other.
The Bantu expansion was a major series of migrations of the original Proto-Bantu-speaking group, which spread from an original nucleus around West-Central Africa across much of sub-Saharan Africa.
