In the Shepard Tone Illusion...

A) there is a continual rising of sound with no drops in octaves
B) there is actually a drop in an octave as other sounds keep rising
C) there is a continual decrease in octaves
D) all of the above occur at one time or another in this illusion

Ais a landform that is formed at the mouth of a river from the deposition of sediment carried by the river as the water flows.

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis

Which is the graph of the piecewise function f(x)? f(x) = image for option 1 image for option 2 image for option 3 image for option 4