Which of the following parties supported the socialist model of the economy as in the USSR, to be adopted in India after the Independence?
1- Communist Party of India.
2- Socialist Party.
3- Swatantra Party.
4- Bhartiya Janata Party.

1 and 2.

There were many in India then who were deeply impressed by the Soviet model of development (During the 1950s). These included not just the leaders of the Communist Party of India, but also those of the Socialist Party and leaders like Nehru within the Congress. There were very few supporters of the American style capitalist development.

The following were the options in question:

1- Communist Party of India.
2- Socialist Party.
3- Swatantra Party.
4- Bhartiya Janata Party.

And, following were the options to answer:

Option 1- 1 and 2.

Option 2- 2 and 3.

Option 3- 3 and 4.

Option 4- 1 and 4.

Thus, Option 1 is the correct answer.