Depending on the following snapshot of unix terminal, What is the output of the last command? ranas-mbp:ch13 rana$cat TEST.txt course.tar part.b lecture. 1 part.4a lecture.2 lecture.5a lecture.2.html lecture.5a.html .part.a lecture.3.h 1.profile ranas-mbp:ch 13 rana$head -n 3 TEST.txt tail | head -n 1 lecture.1 O part.b lecture. 1 part.b course.tar