Within the first twelve months, unless accompanied by a parent or guardian, a licensed driver 25 years of age or older, or a licensed or certified driving instructor, provisional licensees cannot transport passengers under age of years.1) 50 2) 30 3) 25 4) 20

Often, a goby fish and a shrimp will live together in a burrow the shrimp has dug in the sand. the shrimp is almost blind and therefore is unable to see predators approaching when he is outside of the burrow. when the shrimp is in danger, the goby fish touches the shrimp with its tail to warn him. then, both go back into their burrow for safety. which type of relationship does this represent? a. mutualism b. parasitism c. commensalism d. predator/prey