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Answer:
Problems:
Lack of accreditation and low quality. Before you enroll in any online course, check that the program is accredited and verify this information with the accrediting agency.
Little or no face-to-face interaction.
More work.
Intense requirement for self-discipline.
Even more intense requirement for self-direction.
Solution:
Making sure they can meet with people in person if they need help.
Be available for questions at all times.
Answer:
The letter D seems to best summarize the passage.
We are planting more than 45 trees.
This is the correct way to form the present progressive of the verb <em>to plant.</em>