In a science experiment, six students measured the weights of different objects in kilograms and then displayed the data on a line plot.

What is the total weight of all six objects together?

A. 218 kg (2 and 1/8 kg)
B. 238 kg (2 and 3/8 kg)
C. 318 kg (3 and 1/8 kg)
D. 314 kg