When Robert's great-grandfather was a detective many decades ago, he frequently used the A-B-O system to help solve crimes. How did he MOST likely do this?

so you come to the correct conclusions and make the right decision based on good judgment and a clear mind and valid thought processes behind it, and not just hasty thinking and recklessness.

explanation:

hey love i hoped this if it didn't let me know. you so much and have a wonderful day : ) keep doing the very best you can and never give up you can do it

keep quite, set up,sorry

counter-terrorism incorporates the practice, military tactics, techniques, and strategy that government, military, law enforcement, business, and intelligence agencies use to combat or prevent terrorism.

basically prevent, pursue, protect, and prepare, google it if you need more info