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Consider the following reaction.

Which one of the following statements is incorrect?

(A) The borane addition occurs with syn-stereospecificity.

(B) In step 1, the boron atom acts as a Lewis base.

(C) In step 1, a hydride is added at carbon 2.

(D) In step 2, the boron atom is oxidized by hydrogen peroxide.

(E) The borane can react with three molar equivalents of alkene.