It was really difficult for the police to find all the evidence even after applying the whole bag of tricks. (a) all evidence

Question

Choose the suitable meaning of the idiom found in the following sentences:

It was really difficult for the police to find all the evidence even after applying the whole bag of tricks. 

(a) all evidence

(b) Every possible technique

(c) all circumstances 

(d) all struggles

Answer 1

(b) Every possible technique