The correct answer is A) The space shuttle program has come to an end.
The author thinks that the time may now be right to focus on ocean research because the space shuttle program has come to an end.
The main argument for the author to support ocean exploration is that he considered that the space shuttle program of NASA had already ended in 2011. Too much money -billions of dollars- had been invested in the space program, and now it was time to enter the unknown territories of the oceans.
The author is probably right. We do not much about oceans and what could be under the sea. That is a real mystery. We have explored enough about the space, according to our possibilities and limitations, but practically the ocean is unknown. So ocean exploration would be a real challenge.
Democrats probably feared an alliance between poor white men and African Americans because they felt that the poor whites and African Americans would work together to replace the system of government that was currently in place, which would result in taking government jobs away from those already in a governmnet position.
The answer is food insecurity. This is where the food in a
particular state, place or country does not have an access or reliable access
when obtaining food that are nutritious and affordable as the food being
provided are not sufficient enough for the people.
This represents the source of research ideas called classroom lecture.
There are several sources which can inspire and help someone to develop a research question. Some of them are theory, everyday occurrence, serendipity and past research. In this case, Whitney was taught about the bystander effect in her social psychology course and she was inspired to undertake an undergraduate research project on this subject.
If colonists mistreated natives in any way, treating them as less than human, that would indeed inflame the native population, leading to increased tension between the two groups. This problem, when not solved, has led to revolts and few colonies.
