Smothered by 75s

A:
200 swim/200 pull/200 kick warm up
8x75 @ 1:30 (kick/drill/swim IM order)
8x75 @ 1:25 (free/non-free/free)
8x75 @ 1:20 (pull, descend 1-4, 5-8)
8x75 @ 1:15 (swim, 25 FAST/50 strong)
8x75 @ 1:05 (pull, strong)
8x75 @ 1:00 (swim, make interval!!)
200 cool down
*4400 cool down*

B:
200 swim/200 pull/200 kick warm up
6x75 @ 2:00 (kick/drill/swim)
6x75 @ 1:55 (free/non-free/free)
6x75 @ 1:45 (pull, descend 1-4, 5-8)
6x75 @ 1:40 (swim, 25 FAST/50 strong)
6x75 @ 1:30 (pull, strong)
6x75 @ 1:20 (swim, make interval!!)
200 cool down
*3500 cool down*

C:
200 swim/200 pull/100 kick warm up
4x75 w/:15 rest (kick/drill/swim)
4x75 w/:15 rest (free/non-free/free)
4x75 w/:15 rest (pull, descend 1-4, 5-8)
4x75 w/:15 rest (swim, 25 FAST/50 strong)
4x75 w/:10 rest (pull, strong effort)
4x75 w/:05 rest (swim, all fast!!)
100 cool down
*3500 cool down*