Which of the following translations are more authentic? ( ) A: 一种幸福的感觉使我全身发热了。A sensation of blissfulness warmed me up all over. B: His care to subdue his voice made it sound monotonous. 他特意压低声音，使它听起来很单调。 C: His care to subdue his voice made it sound monotonous. 他故意压低声音，听起来很单调。 D: 一种幸福的感觉使我全身发热了。 A sensation of blissfulness made my whole body warm.