Pick out of the correct statement: In a a cathode ray tube cathode rays

Cathode rays are

Cathode rays are

Cathode rays have

What are cathode rays ?

Cathode rays travel

Cathode rays have:

Assertion : The characteristics of cathode rays do not depend upon the material of electrodes and the nature of the gas present in the cathode ray tube. Reason : Cathode rays consist of negatively charged particles, called electrons.