If multiple answers are allowed, the answers would be:
A. Many people are now immunized.
B. More is known about the importance of sanitation and hygiene.
And C. Vaccines have been developed.
Hope this helps!
Answer: b) earthquake activity
Options:
a) earth's density
b) earthquake activity
c) volcanic activity
d) atmospheric composition
Explanation:
Earthquake activity
: Seismic waves are responsible for the earth trembling during earthquakes. An earthquake occurs as seismic waves travel through the interior of Earth’s surface. A seismograph measures the characteristics of these waves such as how fast they travel as well as their strength.
By studying these attributes in different places, scientists come to understand the makeup of earth’s internal structure. The type of seismic waves most important to this study are body waves which travel through the earth’s interior
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Those are all plateaus, though you could figure this out with elimination, too. Peninsulas are land forms with 3 sides water, mountains generally form in mountain ranges, and usually deserts are larger than the two small cells on the right side.
<span>a. gloabal wind belts</span>