Which statement is correct regarding the default behavior of trunk ports on EX Series switches?

You are asked to associate the v100 and v200 VLANs with the ge-0/0/1 interface.
Which two configurations are correct? (Choose two.)

— Exhibit –
{master:0}
user@switch> show vlans
Name Tag Interfaces
default
ge-0/0/1.0, ge-0/0/2.0, ge-0/0/3.0, ge-0/0/4.0,
ge-0/0/8.0*, ge-0/0/9.0*, ge-0/0/10.0*, ge-0/0/11.0*,

ge-0/0/12.0*, ge-0/0/13.0*
v10 10
ge-0/0/5.0, ge-0/0/6.0*, ge-0/0/7.0*
— Exhibit —
You are trying to pass traffic using VLAN v10; however, traffic is not reaching the device
connected to port ge-0/0/5.
Given the information shown in the exhibit, what is the problem?

Which statement is true about STP on an EX Series switch?

What are three advantages of RSTP over STP? (Choose three.)

Which three port states of RSTP are valid? (Choose three.)

What are two types of STP BPDUs? (Choose two.)

— Exhibit –

— Exhibit —
Based on the exhibit and assuming default port costs, in which RSTP port role and state is Switch
C’s interface connecting to Switch B?

Which two statements are correct about how EX Series switches support STP and RSTP
interoperability? (Choose two.)

— Exhibit –

— Exhibit —

The exhibit shows three switches interconnected using the default RSTP settings.
What is the role of Port A?