Which of the following is a common misperception about sti transmission? a. some stls can be transmitted by oral contact. b. some stis can be transmitted by skin-to-skin contact. c. all stis require medication or a doctor's treatment. d. all stis can only be transmitted through intercourse

What is difference between an epidemic and a pandemic? a) an epidemic is a disease; a pandemic is a treatment.b) an epidemic is restricted to a local region; a pandemic is global.c) an epidemic has low mortality; a pandemic has higher mortality.d) an epidemic is caused by a bacterial infection; a pandemic is caused by a viral infection.