Which of the Following Statements Regarding Species Interdependence Are True

Which of the following statements regarding species interdependence are true?
A. An association of two species where one is benefitted and other remains unaffected called mutualism
B.An interspecific association where both partners derive benefit from each other is called commensalism
C. A direct food relation between two species of animals in which one animals kills and feed on another is referred as predation
D. A relationship between two species of organism where both the partners are benefitted from each other is called symbiosis.

A) A and B only
B) C and D only
C) A and C only
D) B and C only