Can someone please answer this for me- it’s 9th grade history

Which of the following leaders launched successful revolutions against spanish rule in the northern regions of south america?

Match the leaders with their goals at the yalta conference of 1945. franklin roosevelt winston churchill joseph stalin wanted to prevent future threats from germany wanted free elections in eastern europe wanted soviet against japan

What do sellers do if they expect the price of goods they have for sale to increase dramatically in the near future? store the goods indefinitely regardless of when the price rises store the goods until the price rises and then try to sell them sell the goods now and try to invest the money instead of resupplying sell the goods now but try to get the higher price for them