I agree - You have work authorization so that you are permitted to work and earn money. Your economic necessity argument is that you are working with authorization and if your DACA renewal is denied you would be in a dire economic situation with no means of support.... It is likely time to renew your DACA. I would advise you seek an immigration attorney's assistance and get is filed soon, within 150-120 days of expiration.
Don't concern your self with what "status" USCIS shows via the case status page on the web. What matters more is what is printed on the I-797 Notice's of Action that you and the attorney receive from USCIS. Consult with your attorney - this is not a matter for public discussion.
For issuance of an F1 student visa, the three most important factors are 1. NO Immigrant Intent, 2. Financial support, and the 3. Relevance, purpose, and details of the educational program. Consult with an immigration attorney and talk with the foreign student adviser at the school that signed your I-20.
The number one question the CBP officer wants to know is whether you have ANY IMMIGRANT INTENT. Is it certain that you will leave the country before your authorized stay expires. No violations of your visitor status in the past is a good factor that will be considered. The stronger the evidence of your substantial ties to your home country the better. Hard to say if you will be allowed enter on denied.