Answer:
<h3>The correct answer is A.</h3>
Explanation:
<h3>Becuase there was always a large labor force for the agricultural industry so this has not been a major development over the past 50 years.</h3>
A tornado<span> begins in the organization </span>stage<span>, when it forms through a series of updrafts among cold and warm air systems. When the swirling air touches the ground, it is officially a </span>tornado<span>. In the mature </span>stage<span>, a </span>tornado<span> reaches its full development in terms of base size and wind speed.</span>
Answer:
D. were widespread due to many low-lying land masses.
Explanation:
Cambrian Period was the first geological period of the Paleozoic Era, it occurred between two ice ages; Proterozoic and Ordovician. During these era, there were mass extinctions due to the decrease in global temperature.
Cambrian seas were widespread due to many low-lying land masses.
I think get energy. right?