Which of the following are true of ACS $830?$

Multiple select question.

It provides guidelines for remeasuring balances stated in U$.$S$.$ dollars into a foreign currency.

It requires that if the gross margin on sales is positive when measured in the foreign currency, it should be negative when sales and cost of goods sold are translated into dollars.

Its purpose is to present results that reflect the real economic effects of exchange rate movements.

It seeks to preserve financial results and relationships in the foreign financial statements through the translation process.