Lisa decided to start exercising. The first day he jogged 0.5 miles. The next day she plans to jog 0.1 more than the previous days (e.g. on day 2 she will jog 0.6 and on day 3 she will jog 0.7). If she succeeded in doing this, how many total miles she did run for the week?
A. 1.1 miles
B. 4.5 miles
C. 5.6 miles
D. 6.8 miles