What type of wave does the snake's body make as the snake moves forward?

The type of wave is a transverse wave

the correct answer is:

b. substitution property.

if the circle m is with inscribed ∠kjl and congruent radii jm and ml then m = ∠mjl = (kl) because of the substitution property.

Which element of a health-related website would suggest that the site may not be credible or reliable?

hyperlinks to other fitness, nutrition, or medical sites
tips for achieving instant positive results or an instant cure
details about a recent study on a medical issue or condition
safety warnings related to the information that is presented