The Correct answer will be ON
in sentences like i like pizza, burgers, and fries.
Answer:
Cavalry regiments were composed of ten companies of 100 to 110 troopers each. There were five squadrons in a regiment, a squadron being a combination of two companies. This was later changed and the regiments were divided into three battalions.
Log is the object of the preposition because it is a noun and under is a preposition.