Correct.

What receptor does B19 use to enter a host cell?

CD4: explains the tropism of B19 for T-cells.
MHC class II antigens: explains the tropism of B19 for antigen-presenting cells.
Tetrahexosoceramide (erythrocyte P antigen): explains the tropism of B19 for erythrocyte precursors (reticulocytes).
CR2: explains the tropism of B19 for B-cells.
ICAM-1: explains the tropism of B19 for lymphocytes.

Click on one of the choices above.