Hello Niyahinica!
ANSWER:
It looks like your answer is A.
A sequence of events that lead to an accident.
Step-by-step explanation:
You might ask how did I get this answer, well, I went to google.
STEP 1: Type in accident chain definition in the search box.
STEP 2: Find I reliable website. EXP: Websites with edu or gov as the web suffix.
STEP 3: Read the paragraph/ sentence that is displayed on the page.
STEP 4: You've got your answer!
Yoooure welcome!
Just know that if you think hard and believe in yourself.... YOU CAN DO IT ALL ALONE!!