Whos on ill give you more points way more

The number of brain synapses is believed to peak at

How would i word a theoretical question to describe the linear relationship between states, gender, and age of individuals who were in fatal alcohol-related traffic accidents?

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b