Syllogism 4G Given the Following Syllogism

Multiple Choice

Syllogism 4G
Given the following syllogism:
Only registered voters are called for jury duty, so Joann must not be a registered voter, since she was not called for jury duty.
-For Syllogism 4G, the minor premise is:

A) All registered voters are persons called for jury duty.
B) All persons identical to Joann are not registered voters.
C) No persons identical to Joann are persons called for jury duty.
D) No persons identical to Joann are registered voters.
E) All persons called for jury duty are registered voters.