Connect with experts and get insightful answers on IDNLearn.com. Get the information you need from our experts, who provide reliable and detailed answers to all your questions.

During some year a country had exports of $50 billion, imports of $70 billion, and domestic investment of $100 billion. What was its saving during the year?

a. $80 billion
b. $100 billion
c. $120 billion
d. $150 billion