Answer:
A.Russian troops lost most battles, but morale remained high out of loyalty to the czar.
Step-by-step explanation:
Russia's experience on World War 1's Eastern Front was mixed as they won some of the battles but however lost a higher percentage of war in which they went into. A lot of casualties were recorded during this war period.
Their morale however remained high despite the defeats due to a great degree of loyalty to the czar.