Australopithecus Had at Least Seven Species

Australopithecus had at least seven species,

A) A.anamensis, A.afarensis, A.kenyanthropus, A.kadabba, A.garhi, A.robustus, and A.sediba.
B) A.anamensis, A.afarensis, A.africanus, A.garhi, A.robustus, A.boisei, and A.sediba.
C) all discovered and named by the Leakey family.
D) all discovered in Africa except A.boisei.
E) but only five of them have been confirmed to be bipedal, thus putting into question that all australopithecines were hominins.