The topographic map below shows three drumlins located in new york state.
what was the direction of the advancing ice movement that created these drumlins, and what is the most likely arrangement of sediments in the drumlins?
(1) north to south ice movement, and unsorted sediments
(2) north to south ice movement, and sorted sediments
(3) south to north ice movement, and unsorted sediments
(4) south to north ice movement, and sorted sediments