Answer:
Option B, Recreational boats
Explanation:
Recreational boats are used for the purpose of relaxation and hence performing any activity such as introducing nonnative organisms into aquatic systems is illegal as it is non commercial.
Hence, option B is correct
Explanation:
Probability of exactly 4 selections
= (100% - 41%)³(41%) = 8.42%.
Probabiluty of more than 3 selections
= (100% - 41%)³ = 20.54%.
Who found it: Ernest Rutherford
The mass: 1/1838