Anyone know the answer? (Help me please)

What major land feature is located at 0* and 20* e? a sahara desert b kalahara desert c congo basin d the alps

Why did some people support supply-side economics and others opposed it? it addressed the supply of goods and ignore demand. it called for large tax cuts for the wealthy. forigen production played a significant role in the plan. the program called for increased government spending.

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.