1.)Why do we use driving tools? a. to magnetize small objects b. to loosen screws c.to tighten screws d.all of the above 2.)why does malfunction of tools pose a great threat? a. it can cause severe injury to the user. b. it helps work easier c.it just okay d.it is still safe 3.)How can we avoid malfunction of tools for effective performance? a.by being irresponsible b.by preventive maintenance c.by not checking the tools regularly d.by leaving the tools unattended 4.)how deos gripping tools function? a.it cab hold small objects b.it can strike small objects c.it can lubricate small objects d.it can drive small objects