It's a complete sentence and has to be connected to another one
A few issues...at the end,the last sentence, you use a passive perspective, where as the rest is more assertive...you should keep it one or the other. Your 3rd sentence has a future tense sound whereas the rest is present tense...make sure that is also present tense
Summary of 'A Modest Proposal'
He argues that children could be sold into a meat market as early as the age of one, giving poor families some much needed income, while sparing them the expenses of raising so many children.