The correct option is
B Both A and B
Development of country was must at that time so that's why the cottage industries and the small scale industries were focused.
COTTAGE INDUSTRIES-
An example of the cottage industry is Carpentry, smithy, carpet, weaving, pottery,blanket-making, stone carving, etc. By far the most important cottage industry centres on the production of yarn and textile fabrics—mostly coarse and medium-quality fabrics. Another cottage industry produces cigarettes known as bidis. Carpets, ceramics, and cane furniture also are products of cottage industries.
SMALL-SCALE INDUSTRIES-
Small scale industries (SSI) are those industries in which manufacturing, providing services, productions are done on a small scale or micro scale. For example, these are the ideas of Small scale industries: Napkins, tissues, chocolates, toothpick, water bottles, small toys, papers, pens.
Hence, C is the correct option.