Which of the following tools would be used to tighten a nut or bolt with a precise amount of twisting force?

Which of the following tools would be used to tighten a nut or bolt with a precise amount of twisting force?
A. Torque wrench
B. Open-end wrench
C. Torx wrench
D. Box-end wrench

a torque wrench

A look at what is currently available on eBay

BELDEN / Cable Pro TROE716E/20 Open Ended Speed Head Torque Wrench 20in/lb - Hex US $28.18

MAC Tools CO18 9/16" open ended Torque Adaptor / Crowfoot Wrench VG US $8.99

Items recently purchased from this site