In Thailand its illegal to step on what?

A. Net Profit = Gross Profit – Administration and Other expenses
B. Net Profit = Gross Profit + Administration expenses and Other expenses
C. Opening Stock + Purchases – Closing Stock = Cost of Sales
D. Both B. and C. above

Net Profit= Gross Profit- Administration and other expenses. Hence option B. is false.
Opening stock+ Purchases-Closing stock= Cost of material consumed not cost of sales.
Option (c ) is false.