Which of the Following Statements Is (Are) True About Free

Which of the following statements is (are) true about free radical halogenation of alkanes?

A) The chain-initiating step involves cleavage of a carbon-hydrogen bond to afford a carbon radical and a hydrogen atom.
B) The first of the chain-propagating steps is rate-determining.
C) The reaction proceeds by way of a flatsp² hybridized free radical.
D) Statements (The first of the chain-propagating steps is rate-determining) and (The reaction proceeds by way of a flatsp² hybridized free radical) are both true.