Should businesses require employees to have the Covid-19 vaccine to remain employed?

I have written almost the attached document but, using the 3 sources that are in the reference section at the bottom of the document, I need to add and complete information with original writing in the section to it relates to. For this, please use only the 3 sources that are in the reference part and be sure to cite everything you write (APA format) Also highlights the part you write so I can know what has been added.
From the part that you will add I will also need some power point slides.