Which statements accurately describe aspects of russia's culture and history? choose all answers that are correct. a. ivan the terrible isolated russia from the west. b. the kremlin is a fortress and symbol of power. c. orthodox christianity became the official religion. d. russian peasants had more freedom than most european peasants. e. ivan iii was known for defeating the byzantines and rejecting their culture.

B. The Kremlin is a fortress and symbol of power,  C. Orthodox Christianity became the official religion.

Step-by-step explanation:

Ivan the Terrible consolidated the Grand Duchy of Moscow, which gained total independence from Mongols. The Kremlin is a military and seat of the Tsar and the Russian Ortodox Christianity, which became the official religion of Russia until 1917.

The Russian peasants had less freedom than most European peasants, since rural economy was predominant and feudal institutions remained until Modern Age.

Ivan III accepted the Byzantine influence during his reign.

answer: evaluate the objective function at each vertex to determine which - and -values, if any, maximize or minimize the function. example: find the minimum value and maximum value of the objective function f ( x , y ) = 4 x + 5 y , subject to the following constraints