Which of the Following Is True of an Element

Multiple Choice

Which of the following is true of an element

A) An element is a substance composed of atoms of two or more elements
B) An element is a substance that cannot be separated into simpler substances by chemical means.
C) An element is combination of two or more substances in which the substances retain their distinct identities.
D) An element must be heterogeneous
E) An element must be a solid at room temperature