Which situation would have most likely contributed to the passage of the antarctic treaty of 1961?
a) international wars
b) environmental pollution
c) the icecaps were beginning to melt
d) the indigenous population was threatened

Hey there

I believe the correct answer is (A) 

International wars 

Antarctica was to be used for only peaceful purposes only. There was no war allowed to take place there. 

“destroyers for bases agreement in the destroyers for bases agreement between the united states and the united kingdom on september 2, 1940, fifty caldwell , wickes, and clemson class us navy destroyers were transferred to the toyalbnavy from the united states navy in exchange for land rights on british possessions.” i hope this you .