Right option is (b) False
Easiest explanation: DA or dearness allowance is calculated as a specific percentage of the basic salary which is then added to the basic salary along with other components like HRA (House Rent Allowance) to make up the total salary of an employee of the government sector.
HRA or House Rent Allowance is the salary component given by an employer to an employee in order to meet expenses related to the renting of accommodation which the employee takes for residential purposes.