Beijing is located of Shanghai. Shanghai is located slightly north of the line of latitude. Which country shares a border with the northernmost part of China? What are two countries located between the 105° E and 135° E lines of longitude?

1. North Korea

2. China and Mongolia

Explanation:

1. Going by the meaning of the term 'northernmost', which is a location that is situated furthest to the north, we can conclude that North Korea is the country that shares a border with the northernmost part of China.

2. China and Mongolia are among the several countries found between the 105° E and 135° E lines of longitude.