Your patient is taking methotrexate for immunosuppresion to treat theumatoid arthritis. Which of the following Statements accurately describes information about this drug when it's used for immunosuppression?
A) Methotrexate Is a biological agent which has an antiproliferative action is a biological agent which has an antiproliferative action
B) When methotrexate Is used as an immuno suppressant hair loss will not occur as a side effect
C) Bone marrow suppression is a possible side effect of methotrexate
D) Folic acid intake should be avoided when on methotrexate