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

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

Or

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.

Russia launches aerial assault on Kyiv days after Ukraine’s audacious drone attack on bomber fleet - CNN

Or

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

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.

Sometime ago, the Iranian Minister said that a US Navy aircraft carrier would be an easy target for 300 speed boats armed with Katyusha rocket launchers. Is this true?

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

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

C) that are unreadably terrible in any other way.

Let’s say you have 3 separate manuscripts and send 1 of them to 12 different agents (4 read same copy). Now let’s say 2 agents each liked separate manuscripts and want to move forward. What would you do as far as transparency and negotiation?

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.

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

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.

The Best Deals Today: Indiana Jones and the Great Circle, Nintendo Switch OLED, and More - IGN

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.

4 'Healthy' Trends That Need to Stop Now, According to a Dietitian - EatingWell

A) that are not actually books.