Eren had his morning jog routine. At 5:00 am, he started jogging from his house in Siapno road going to the Mansion which is about 1.3 km. Upon arriving at his destination, he received a call from his friend Armin who is currently at the Botanical garden. Eren decided to jog back from the Mansion to the Botanical garden which is about 1.2 km. What is the total distance covered by Eren?

a. 2500 m
b. 0.1 km
c. 25 km
d. 0.25 m