Which sentence employs the best structure? a. shakespeare used soliloquy to build the character, and advance the plot, and create dramatic irony. b. shakespeare used soliloquy to build the character, advanced the plot, and to create dramatic irony. c. shakespeare used soliloquy to build the character, to advance the plot, and create dramatic irony. d. shakespeare used soliloquy to build the character, to advance the plot, and to create dramatic irony.