Which of the following sentences presents an incorrect use of hyphens?
a. "when i'm sixty-four" is a famous song by the beatles.
b. a thesis statement should be well-crafted and thought-over.
c. the trainer said that even dogs can have problems with thier self-esteem.

The sentence that presents an incorrect use of hyphens is: "A thesis statement should be well-crafted and thought-over." Option B is correct.

The hyphen (‐) is a punctuation mark employed in order to join words and to separate syllables of a single word. The use of hyphens is known as hyphenation. As an orthographic concept, the hyphen is a single entity.

A hyphen  is used in a compound modifier when the modifier comes before the word it’s modifying.

roses are red,

violets are black,

for what you said,

i hope you sit on a big fat tack.