Right choice is (a) true
Easy explanation: In homolytic fission, one of the electrons of the shared pair in covalent bond goes with each of the bonded atoms, the neutral chemical species such formed, is called free radical. Generally, homolytic fission takes place in non-polar, covalent molecules in the presence of Sunlight or high-temperature free radicals are highly reactive, neutral and electron deficient species which are formed here.