What are the advantages and disadvantages of studying an online course?

Harvard style in text citation and reference list at the end for any must use online (sources) try use few as possible

Question for (1000 )word essay

With the Covid-19 outbreak, there has been a great increase in the number and variety of online courses available to students. This has been welcomed as a great opportunity by many, although, some see these courses as less effective. What are the advantages and disadvantages of studying an online course?

Structure:
Introduction (with a hook at the beggining)

Paragraphs 2 each talking about advantages and disadvantages

Conclusion summarisation