Read the passage and answer the question:

In the aftermath of the Emergency, the Bharatiya Jana Sangh had merged with the Janata Party. After the fall of the Janata Party and its break-up, the supporters of erstwhile Jana Sangh formed the Bharatiya Janata Party (BJP) in 1980. Initially, the BJP adopted a broader political platform than that of the Jana Sangh. BJP embraced ‘Gandhian’ Socialism’ along with cultural nationalism as its ideology. But it did not get much success in the elections held in 1984. After 1986, the party began to emphasise nationalism as the core of its ideology. The BJP also pursued the politics of ‘Hindutva’ for political mobilisation.

Which of the following statements is incorrect?

After the Emergency, the Janata Party merged with the Bharatiya Jana Sangh.

The correct answer is Option 1 - After the Emergency, the Janata Party merged with the Bharatiya Jana Sangh. 

Option 1- After the Emergency, the Janata Party merged with the Bharatiya Jana Sangh. (incorrect)
Option 2- The supporters of erstwhile Jana Sangh formed the Bharatiya Janata Party (BJP) in 1980.
Option 3- Initially, the BJP adopted a broader political platform than that of the Jana Sangh. 
Option 4- After 1986, the BJP began to emphasise nationalism as the core of its ideology.

CORRECTION in Option 1- In the aftermath of the Emergency, the Bharatiya Jana Sangh had merged with the Janata Party, not vice versa.

As per the passage:

In the aftermath of the Emergency, the Bharatiya Jana Sangh had merged with the Janata Party. After the fall of the Janata Party and its break-up, the supporters of erstwhile Jana Sangh formed the Bharatiya Janata Party (BJP) in 1980. Initially, the BJP adopted a broader political platform than that of the Jana Sangh. BJP embraced ‘Gandhian’ Socialism’ along with cultural nationalism as its ideology. But it did not get much success in the elections held in 1984. After 1986, the party began to emphasise nationalism as the core of its ideology. The BJP also pursued the politics of ‘Hindutva’ for political mobilisation.