In which type of crops is the mass selection method used?

Methods of breeding for acquiring disease resistance are:
$I$. Conventional breeding techniques
$II$. Mutation breeding
$III$. Radiation breeding
Choose the correct option.

Consider the following four statements $(a-d)$ regarding the successful cultivation of chickpea in an area where bacterial blight is common:
$(a)$ Spraying of Bordeaux mixture.
$(b)$ Control of the disease vector.
$(c)$ Use of disease-free seeds.
$(d)$ Use of disease-resistant varieties.
Which of the above are the most effective strategies for managing this disease?

Selection is a method related to which of the following?

Which radiations are primarily used to induce mutations in crops?

Match the crop variety with its respective disease resistance:

List-$I$ (Crop Variety)	List-$II$ (Disease Resistance)
$(a)$ Himgiri	$(1)$ White rust
$(b)$ Pusa Komal	$(2)$ Black rot
$(c)$ Pusa Snowball $K-1$	$(3)$ Bacterial blight
$(d)$ Pusa Swarnim
	$(4)$ Hill bunt