निम्नलिखित में से कौन सी भौगोलिक विशेषता सिक्किम राज्य को नेपाल से अलग करती है?

Consider the following statements regarding Indian geographical features: 1. Mizoram, also known as the 'Molasses basin', is made of soft unconsolidated deposits. 2. 'Bugyals' are summer grasslands in the higher reaches of the Himalayan ranges. 3. Loktak Lake is located in Mizoram. How many of the statements given above are correct?

Which is the highest Himalayan peak located completely or under functional control within India?