That which is an example of a complex sentence is: As industrial robots became more common, many laborers who lacked skills lost their jobs.
A complex sentence is a sentence with one dependent clause and one independent clause.
In the sentence above, we find an example of a dependent and independent clause being used to form a complex sentence.
The first half of the sentence separated by the comma is the dependent clause while the second half is the independent clause.
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I believe the answer is D. Hope this helps.
The economy was getting stronger because employment was high.
Answer: Option A.
<u>Explanation:</u>
Unemployment is when a person is willing to work and is also able to work but does not get work. When there is situation of unemployment in the economy, there is less productivity and therefore less growth in the economy because of wastage of manpower.
During the time of 1991 to 2008, the rate of unemployment, in the United States of America, was decreasing. This meant that the people were getting jobs and there was high productivity and therefore there was growth in the economy.
Propose that these organelles were once prokaryotic cells living inside larger host cells