Answer: Double blind clinical trial
Explanation:
The situation that is seen here is double blind clinical trail in which neither the participant nor the practitioner knows who is receiving the treatment.
This is used to prevent biasing in the experiment which is caused due to demand characteristics or placebo effect.
Here, in this situation the dog handlers and the experimental observer both were blinded to identify the breath sample.
Squats push ups dumbbell rows and lunges
Answer:Most birth control pills are "combination pills" containing a mix of the hormones estrogen and progesterone to prevent ovulation (the release of an egg during the monthly cycle). A woman cannot get pregnant if she doesn't ovulate because there is no egg to be fertilized.
Answer:
an allusion is writing about something that alludes to a different peice of work or item an example of this would be "johnny studies all the time hes practically an einstein." this alludes to albert einstein an intellectual historical figure
Answer:
Rohypnol can produce amnesia (memory loss) and muscle relaxation and make people lower their inhibitions. If you have an inhibition you feel as if you can't do something. When your inhibition is lowered you feel as if someone has removed an obstacle from your life.
Explanation: