Which of the following statements about the enteric nervous system is TRUE?
选项：

A:It functions both autonomously and by communication with the central nervous system
B:Its neurons are embedded only in the tunica mucosa
C:It controls secretion, but has no effect on motility in the intestine
D:It innervates the esophagus and stomach, but not the intestines
E:It’s not communicated with the central nervous