How has coronavirus forced people to make a transition to the fourth industrial revolution digital ​

47. a student is frightened by a loud noise, which results in a hormone being released into the blood. the hormone causes the student's heart to beat rapidly. the two systems that work together to cause this reaction are the endo- crine system that secretes the hormone and the (1) nervous system (3) excretory system (2) reproductive system (4) digestive system

Expune in 3 argumente proprii opinia ta despre necesitatea respectarii corectitudini orale si scrise a taxtelor de publicitate

Which letter represents the atomic number? a) a b) b c) c