Bangladesh Railway signed Agreement with HEIL

Current Context: The Bangladesh Railway has signed an agreement with Hindustan Engineering and Industries Limited (HEIL).

• The HEIL is an enterprise of the Hindustan Group.
• The agreement was signed to procure 420 broad gauge wagons from India by Bangladesh.
• The agreement cost is Rs 200 crore approx.
• Static Part: 
• Capital of Bangladesh: Dhaka
• Currency of Bangladesh: Taka

Question: 

Q.1 Which country signed an agreement with India’s Hindustan Engineering and Industries Limited (HEIL) to procure 420 broad gauge wagons?
a. Nepal
b. Bangladesh
c. Bhutan
d. Sri Lanka