Which Statement Is NOT Considered to Be a Reason Carbon

Multiple Choice

Which statement is NOT considered to be a reason carbon is thought to be the element on which complex extraterrestrial life is likely to be based?

A) Carbon forms chemical bonds that are both strong and flexible.
B) Every life-form on Earth is carbon-based, over an immense range of conditions.
C) Carbon releases a significant amount of energy when it combines with hydrogen.
D) Carbon provides a basis for forming long, complex chains of molecules.