Scientists can identify where earthquakes will most likely occur.
a. true
b. false

I wanna say true because they have technology today to help figure out where its located or will most likely happen. I might not be right though. 

Mostly true because an earthquake happens mostly on a fault line.

C14 hope it your welcome

The investiture controversy began as a power struggle between pope gregory vii (1072–85) and henry iv, holy roman emperor (1056–1106).[2] a brief but significant struggle over investiture also occurred between henry i of england and pope paschal ii in the years 1103 to 1107, and the issue played a minor role in the struggles between church and state in france, as well.by undercutting the imperial power established by the salian emperors, the controversy led to nearly 50 years of civil war in germany, and the triumph of the great dukes and abbots. imperial power was finally re-established under the hohenstaufen dynasty. historian norman cantor: