How does Gloucester’s speech develop a theme?

a. It develops the theme of power by showing that Gloucester has lost his.
b. It develops the theme of betrayal through his accusations against Lear’s daughters.
c. It develops the theme of loyalty by demonstrating Gloucester’s loyalty toward his sons.
d. It develops the theme of justice by portraying the revenge Lear’s daughters are getting.
e. It develops the theme of compassion by highlighting Gloucester’s pity for Lear’s daughters.

b. It develops the theme of betrayal through his accusations against Lear’s daughters.