In a commercial what is the "claim" "reason" and "validity"

Oftentimes commercials/infomercials use very generalized statements to sell their products. “DO YOU SUFFER FROM EXCRUCIATING BACK PAIN?!” That statement catches attention.
“BACKRELIEF2000 instantly relieves any pain you may feel” that is the claim.
“Get back to your life and feel better than before!” This is the reason you need it.
“7 out of 10 chiropractors recommended BACKRELIEF2000!” This is the validity

If two person had given your answer then there is a option of mark as brainliest. click there in the option of mark as brainliest in which you like the answer most. if any one person has given answer then after some days you will a notification to mark his/her answer as brainliest.