Answer:
A unemployment means not having a job
meaning jobless or looking for a job
B. Sails
The Egyptians were among the first to use sails on their ships to improve transportation.
Try the 3rd one Mikhail Gorbachev
Answer: Experimental
Explanation:
An experimental research would be needed to prove if the hypothesis that "the presence of certain odors causes people to gamble more" is correct or not.
An experiment is a process carried out in a scientific method to prove if a hypothesis is correct or not.
