How does a new KDP writer supposed to market a book?

Are you planning to proofread your book to avoid sentences such as

You cannot effectively promote books

D) Pay promotion services like Written Word Media to promote your book. Legitimate services will not accept your book for promotion if the presentation is crappy or the book is badly written.

Massive Solar Storm Sparks Rare G4 Alert: What It Means for Earth - SciTechDaily

C) Persuade book reviewers on BookTok or Substack or someplace to recommend your book. If your book is unreadably terrible, this is probably impossible.

B) that are filled to the brim with typos or errors.

B) Build a newsletter mailing list of people who will buy your book because they trust you to write books they want to read. This is slow, but ideal.

Microsoft Confirms Windows 11 Automatic Deletions: Take Action Now To Protect Yourself - Forbes

A) Build a following on social media, a following of people who will buy your books. Good luck with that. There is very little evidence that social media can translate to sales.

D) that are presented with bad covers, bad descriptions, or ludicrously bad interior formatting.

Or

What are the core beliefs of liberalism and conservatism? Can you provide a list of defining characteristics for each side?

Or

If your book is well presented, well written, and basically free of typos, then

A) that are not actually books.

Top fantasy baseball prospects: Chase Burns getting the call, Colt Emerson heating up - NBC Sports

C) that are unreadably terrible in any other way.

How does a new KDP writer supposed to market a book?

E) Take a solid year to learn how to use Amazon or Facebook ads and be prepared to lose quite a bit of money as you figure it out.

Why do people who aren't trans feel the need to put pronouns next to their name or picture? It seems so cringeworthy to me, to participate in that SJW paradigm of thought, like they are a spineless person who just goes along with the trends.

Because you cannot persuade readers to buy any book in which sentences do not make sense. This shouldn't be “does.” If you don't see the problem, that is a big problem.