Based on the Description of Chordin's and BMP's Functions in the Text

Based on the description of chordin's and BMP's functions in the text, what might you expect to happen if chordin was injected into a site away from the dorsal blastopore lip?

A) there would be two sites that begin to differentiate into neural tissue
B) the site of injection would develop into neural tissue rather than the dorsal blastopore lip
C) the dorsal blastopore lip would develop into skin tissue rather than neural tissue
D) all of the above