This sentence has an error in the place of pronoun. In the sentence a wrong possessive pronouns have been used, where it should be 'itself-its' as correctly used in the option “had committed itself to facing out the mining of asbestos, it has not kept its”. Other options are all wrong by using inappropriate combinations of pronouns: - Option “had committed himself to facing out the mining of asbestos, it has not kept it” 'himself-it'. - Option “had committed itself to facing out the mining of asbestos, it has not kept it” 'itself- it'. - Option “had committed itself to facing out the mining of asbestos, it has not kept it's” 'itself-it's'. - Option “had committed themselves to facing out the mining of asbestos has not kept it's” 'themselves- it's'.Option “had committed itself to facing out the mining of asbestos, it has not kept its” is the correct answer.