Sb-50 on a recreational boat, the location of emergency equipment (life jackets, fire extinguishers, visual distress signals, radio, etc.) should be reviewed before departure with which persons?

Every person on the board

Explanation:

While going for boating for any purpose either recreational or work, all the individuals on the boat are required to have the access to following safety gears as per the norms of U.S. Coast Guard.

1.There must be access to life jackets/ flotation devices to each and every member on the board

2.Every member on the board must be aware of location and usage of fire extinguishers in times of emergency

3.Likewise visual and sound signaling devices must be accessible to everyone.  

sand 60

clay 10

silt 30

sandy loam should be dominated by the sand. as the amount of sand increased, the amount of slit needed to anchor the plants' roots to the sand will also be increased. even though the amount is very little, 10% part of clay is still necessary for proper oxidation.