Which of the Following Statements Is True?
A)Bond Formation Tends $\Delta$

Which of the following statements is true?

A) Bond formation tends to increase the potential energy of the atoms involved.
B) Compounds with negative heats of formation tend to be unstable with respect to decomposition into their elements.
C) When $\Delta$ H°_f is negative, the reaction produces a stable compound.
D) An endothermic reaction produces a fairly stable compound.
E) Compounds with positive heats of formation tend to be stable with respect to decomposition into their elements.