Analzye Figure 7

Analzye Figure 7.16. In the text What can you conclude from these data?

A) There is a gustatopic map in the medulla where similar tastes are recognized by clusters of adjacent neurons
B) Salt-tuned neurons seem to be rapidly adapting and decrease their response even as a stimulus is sustained
C) Sour-tuned neurons respond to NaCl, but not HCl
D) none of the above can be concluded from these data