Answer:
C) Gravitational force
Explanation:
Steve is whirling a rubber cork, tied with a string to his finger, over his head as shown in the figure.
The motion of the cork is similar to the motion of a planet in the Solar System around the Sun.
Therefore Gravitational force is similar to the tension in the string. The reason is because the planets revolve around the sun due to the Gravitational force due to which they are pulled towards the sun and do not stray away.
He works as a professional orator
Agriculture and pastoralism<span> began to transform human societies. </span>Pastoralism<span> and</span>agriculture led<span> to more reliable and </span>abundant food supplies<span> which increased population. Surpluses of </span>food<span> and other goods </span>led<span> to specialization of labor, including new classes of artisans and warriors, and the development of elites</span>