Which sentence option is punctuated correctly? A. as you heard in her election speech Samantha has some very progressive ideas, for rewarding student involvement in community activities.

B. as you heard, in her election speech, Samantha has some very progressive ideas for rewarding student involvement in community activities.

C. as you heard in her election speech, Samantha has some very progressive ideas for rewarding student involvement in community activities.

D. as you heard in her election speech, Samantha has some very progressive ideas for rewarding student involvement in community activities.