Answer:B. interstate commerce.
Explanation: Interstate commerce is the trade and commercial activities taking place between or connecting individuals living in two states. The interstate commerce is regulated by the COMMERCE CLAUSE OF THE UNITED STATES OF AMERICA. The commerce clause is contained in Article 1, Section 8, Clause 3 of the U.S. Constitution, which gives Congress the power “to regulate commerce with foreign nations, and among the several states, and with the Indian. This clause has empowered to Congress to regulate commercial activities between the states and individuals etc.
<span>There are 27 total, but here is a slightly summarized version of the Congress'expressed powers: The Power to tax and spend for the defense and general welfare of the U.S. Borrow money. Regulate commerce with other nations and between the states.</span>
By studying it we can tell how long life has existed in earth and how different plants and animals are related to each other.
Answer: Lack of objectivity of measurement tools.
Explanation: According to W. James Popham, One of the main reasons why test scores standardized continue to be the most important factor in the evaluation of a school is deceptively simple. Most educators do not understand really why a standardized test provides an equivocal evaluation about the effectiveness of the faculty of a school and they should understand.
Greece is a place where communities are very isolated from each other: there are many islands, peninsulas and mountains and people live in the valleys between those mountains - it made Greece be organised in small city-states rather than one unified civilisation.
