Place the Following Groups of Eutherians in Order of Decreasing

Place the following groups of eutherians in order of decreasing species richness.
(1) Bats
(2) Elephants
(3) Primates
(4) Rodents
(5) Shrews and moles

A) 4; 5; 3; 1; 2
B) 5; 4; 1; 2; 3
C) 4; 5; 1; 3; 2
D) 4; 1; 5; 3; 2
E) 5; 1; 4; 3; 2