Wine Quiz

Which of the following lists contain grapevine rootstock names?
A. Salt Creek, Mdb 12-07, 44-53 Malegue, Couderc 3309
B. Mgt 420, Salt Creek, AxR-1, PN 667
C. Schwartzman, Kloeckera, Mgt 101-14, SO2
D. Riparia Gloire, SO 4, Mgt 101-14, Couderc 3309
E. All of the above
Contributed by Mike Lempriere