F16 - Safety - Station layout and tidiness / use of headphones

Which of these is the least important safety factor in having cables trailing across the floor?
1. They could cause interference to equipment they pass
2. If the insulation of mains wire becomes frayed it could cause an electric shock
3. Someone could trip over the wire
4. If the wire becomes overloaded it could cause a fire
Which of these is least dangerous?
1. Attaching one ed of an antenna to an elecricity pole
2. Running antennas over the top of electricity cables
3. Bringing the ends of a dipole down to touching level
4. Using guy lines to support antenna masts
When errecting a 40 ft vertical antenna which of these is advisable:
1. Put the base into a fixed box so that the base doesn't move
2. Always have at least 2 people at hand to put up the antenna
3. Always have a first aider standing by
4. Work on your own wearing a hard hat to protect your head if the antenna falls.
Which of these is true?
1. Never touch an antenna element whilst it is being used for transmission
2. Keep all parts of antennas out of reach when used for medium to high power transmission
3. Always use leather gloves when working with live antennas
4. Never touch the earthed part of antennas
Excessive power when using headphones could lead to
1. Electrocution
2. Deafness
3. Damage to the outer ear becaue of compression of the ear lobes
4. Strangulation on the headphone leads