What type of cable is used for the ToR switch configuration shown for the S5248F-ON switches?

Refer to the exhibit.

What type of cable is used for the ToR switch configuration shown for the S5248F-ON switches?
A . 10 GigE Cat 6 Ethernet RJ-45
B . 25 GigE Twinax
C . 100 GigE QSFP28
D . 10 GigE SFP optical cable

Answer: C

Explanation:

Reference: https://www.dellemc.com/resources/en-us/asset/technical-guides-support-information/solutions/h18242-ready-stack-powerstore-dg.pdf?dgc=SM&cid=170850&lid=spr3492306896&linkId=93885839