I think the common between low-latitude countries would be people's skin color and If you compare the Philippines and its neighboring countries, they have more or less similar physical attributes. Typical Filipinos looked similar with Indonesians.
For Southeast Asia, i would also consider religion is common between the two. Both the Philippines and the other Southeast Asian countries such as Indonesia, Malaysia, and Thailand, they have a large number of Muslim settlers while other tropical countries in South America, these countries have similar Spanish ancestry just like the Philippines.
An·glo-A·mer·i·can
adjective
1.
relating to both Britain and the US.
"the older Anglo-American conception of the American as an offshoot of the Anglo-Saxons"
of English descent, but born or living in the US.
noun
noun: Anglo-American; plural noun: Anglo-Americans
1.
an American born in England or of English ancestry.
an American whose native tongue is English.
Answer:
Asthenosphere
Explanation:
The asthenosphere is the part of the lithosphere that flows and moves the plates of the Earth.