Question

the ______ wrench has a movable jaw that can be adjusted by turning an adjusting screw to fit any fastener within its range.
○ a. flare nut
○ b. pipe
○ c. ratcheting box - end
○ d. open - end adjustable or crescent

Explanation:

An open - end adjustable or crescent wrench has a movable jaw. This jaw can be adjusted by turning an adjusting screw. This allows it to fit any fastener within its range. A flare nut wrench is used for gripping and turning flare nuts. A pipe wrench is used for gripping and turning pipes. A ratcheting box - end wrench has a ratcheting mechanism but does not have a movable jaw for adjusting to different fasteners like the described wrench.

Answer:

d. Open - end adjustable or crescent