Maple Products is a manufacturer of electronic goods that markets its products in several countries across the world. The company makes sure that the spare parts of the products are available in all their markets and also ensures that the technical personnel in their retail outlets are adequately trained to repair their products. In the context of the dimensions of quality, as suggested by David A. Garvin, the efforts taken by the company will enhance the _____ dimension of its product quality. Select one:
a. durability
b. reliability
c. serviceability
d. conformance