25. the primary fasteners on your robots are these. they are usually attached using a threaded nut.\na…

25. the primary fasteners on your robots are these. they are usually attached using a threaded nut.\na. nut\nb. wrench\nc. allen key\nd. screw/bolt\ne. rivet

25. the primary fasteners on your robots are these. they are usually attached using a threaded nut.\na. nut\nb. wrench\nc. allen key\nd. screw/bolt\ne. rivet

Answer

Brief Explanations:

The description mentions primary fasteners attached with a threaded nut. A screw - bolt is a fastener that is typically used with a nut. A nut is just the part that is threaded and used with a bolt, a wrench is a tool for tightening/loosening nuts and bolts, an allen key is for allen - head screws, and a rivet is a different type of fastener that is not used with a nut.

Answer:

D. screw - bolt