The massive rain forest is one of the major barriers to travel in the Congo region. The correct option among all the options that are given in the question is option "c". This rain forest is very dense in some places and it is almost impossible to pass through it. I hope the answer helps you.
Answer:
The latitude of my location is 62°
Explanation:
As per the relationship between the height of sun above horizon and the latitude, we have:

Inserting the given value of height which is 51 degrees, we get

Therefore the latitude of the location is 62 degrees north.
It has stable exports and imports as well as alliances