The graph shown includes the number of sunspots observed through 2014 and predicts future sunspot activity through 2019. Based on this graph, which of the following would be expected to occur between 2016 and 2019? A.
There would be a general increase in the ultraviolet radiation experienced by Earth.
B.
The amount of ultraviolet radiation experienced by Earth would not change.
C.
The Earth would stop experiencing ultraviolet radiation during this period.
D.
There would be a general decrease in the ultraviolet radiation experienced by Ea

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when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: