Search for: Choose the correct one word substitute. One who offers his service of his own free willChoose the correct one word substitute. One who offers his service of his own free willAAstrologerBVolunteerCReporterDWidower Register to Get Free Mock Test and Study Material +91 Verify OTP Code (required) I agree to the terms and conditions and privacy policy. Solution:One who offers his service of his own free will is known as Volunteer.Post navigationPrevious: Choose the correct spelling Next: Choose the appropriate meaning of the idiom from the given options.Second to noneRelated content Extra Questions for Class 9 Maths with Solutions Chapter Wise FAQ Metallurgy JEE Conservation of Biodiversity – Definition, Methods, Examples and Strategies JEE Main Previous Year Papers Questions With Solutions Chemistry Nitro,Amine and Azo Compounds Democratic Rights Class 9 Extra Questions Civics Chapter 6 Essay on All that Glitters is not Gold in English for Children and Students Evans Tries an O-level Important Questions Class 12 English Short and Long Essay on Corruption in English for Children and Students Essay on Holi Holi Wishes SMS and Messages for Mobile and Whatsapp