Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Mass immigration is ‘nothing but a plus’ for Britain, Jeremy Corbyn said yesterday as he opened up a fresh split with his own MPs. The Labour leader said the influx of hundreds of thousands of migrants each year was ‘not necessarily a problem’ and should be seen as an opportunity. But hours later his Shadow Home Secretary Andy Burnham warned Labour was ‘out of touch’ on immigration and called for a tougher line to win back supporters who have defected to Ukip. Mr Corbyn, who has previously said Britain should ‘celebrate’ record levels of net migration, had failed to mention the issue in his hour-long conference speech on Tuesday.Jeremy Corbyn said that mass migration was 'not necessarily a problem'Shadow Home Secretary Andy Burnham warned Labour was 'out of touch'He said the party risked losing further support to Ukip due to immigrationBurnham said he wanted laws to make it illegal to pay migrants less 
 Question:Read the latest news on the Labour Party and _'s views on immigration.

Jeremy Corbyn