hmmm interesteing... is their a time constraint?

i didnt know the answer offhand to the first one, but i got the answer later on as C. i remember the forumula and think i looked up the numbers for said parts correctly. 1st gear in a w56 is 3.95 and i am pretty sure the tcase is 2.28 x 4.1 axle

second question is SAS solid axle swap C