What can we learn from the above information?

Two switches SWA and SWB are connected together through four Ethernet cables, and the corresponding interfaces on switch SVVA have the following configuration:

[SWA-Ethernet1/0/1] display this duplex full

Speed 10

[SWA-Ethernet1/0/2] display this duplex full

Speed 10

[SWA-Ethernet1/0/3] display this duplex half

Speed 100

[SWA-Ethernet1/0/4] display this duplex half

Speed 100

What can we learn from the above information?
A . Four Ethernet ports are added to the same aggregation group through static aggregation. The selected ports are Ethernet 1/0/1 and Ethernet 1/0/2.
B . Four Ethernet ports are added to the same aggregation group through static aggregation. The selected ports are Ethernet 1/0/1 and Ethernet 1/0/3.
C . Four Ethernet ports are added to the same aggregation group through static aggregation, and the Selected ports are all four ports.
D . Four Ethernet ports are added to the same aggregation group through static aggregation. The selected ports are Ethernet 1/0/3 and Ethernet 1/0/4.