Last question for today. AP human geography! Which of the following explains the spatial pattern of economic development for most countries in Southeast Asia, including Indonesia, Malaysia, Thailand, and Vietnam?

A). Most Southeast Asian countries are considered to be part of the semi periphery because of the extensive growth of the secondary economic sector.

B). Most Southeast Asian countries are considered to be part of the semi periphery because of the dominance of the primary economic sector.

C). Most Southeast Asian countries are considered to be part of the periphery because of the dominance of the tertiary economic sector.

D). Most Southeast Asian countries are considered to be part of the periphery because of the dominance of the secondary economic sector.

E). Most Southeast Asian countries are considered to be part of the core because of the dominance of the tertiary economic sector.