A. the amount of <span>silica in the magma
Hope that helps.</span>
Answer:
They are forced to grow cash crops.
Answer/Explanation:
✔️Diameter of a circle divides the circle into two equal halves. Therefore, diameter => 
✔️Secant line intersects a circle at any two points of the curve of the circle. Therefore, secant line => 
✔️Secant Segment is
and/or 
✔️Exterior part of secant segment lies outside the circle.
Therefore, exterior part of secant segment of the circle => 
The answer to your question is hindiusim
Out of those three i would say a shadow, because in a certain eclipse, the moon, sun and earth line up making the eclipse possible. I am 99.99% sure.