Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

Like many technology companies, TechnoTools operates in an environment of declining prices. Its reported profits will tend to be highest if it accounts for inventory using the (periodic inventory system applied):
Option A:FIFO method.
Option B:LIFO method.
Option C:weighted average cost method.

Answer: B