Why arecertain countries in oceania often grouped with soutgeast is asia?

a) they were all a part of gondwana
b) southeast asia has a desert climate
c) southeast asia consists mostly of island countries
d) they have more in common with southeast asia culturally

asap plzz

Reason i shouldnt turn back if i'm lost in the wilderness need fast

Which search pattern would be best suited for a crime scene where many investigators are available to search a large area? a. spiral b. grid c. line d. zone

Which statement explains what upwelling causes? a. upwelling causes tides to rise and fall. b. upwelling causes changes in the direction of currents. c. upwelling causes nutrients, minerals, and tiny organisms to rise. d. upwelling causes currents in the pacific ocean to change direction. i think the answer is c.