The tribes lived ______ customs different from anything the English had ever seen.

Options

A. on
B. by
C. off
D. with

Answer

B

Explanation

live by (Phr.V.) : to follow a particular belief or set of principles
live on (Phr. V.): to continue to live, to eat a particular type of food to live, to have enough money for the basic things you need to live
live with (Phr. V.) : to accept something unpleasant
Here, by is the right usage