In the following question, out of the four alternatives, select the alternative which best expresses the meaning of idiom/phrase.
The CPI and the CPI(M) in Kerala are at daggers drawn after Eldo Abraham, CPI legislator, was hurt in police baton charge during a CPI protest on Tuesday.
1
to be very friendly
2
to be the reason of happiness
3
to have bitter enmity
4
to be unaware