which queuing mechanism has been configured on interface serial 1/0?

Refer to the exhibit. Based on the configuration shown, which queuing mechanism has been configured on interface serial 1/0?

A.
PQ

B.
CQ

C.
WFQ

D.
LLQ

E.
CBWFQ

Explanation:
All Classes for All Service Policy Maps on a Specified Interface
The following example displays configurations for classes on the output interface e1/1:

Router# show policy-map interface e1/1
Ethernet1/1 output : po1

Weighted Fair Queueing

Class class1

Output Queue: Conversation 264

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11548/0/0

Class class2

Output Queue: Conversation 265

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11546/0/0

Class class3

Output Queue: Conversation 266

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11546/0/0

Class class4

Output Queue: Conversation 267

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11702/0/0

Class class5

Output Queue: Conversation 268

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11701/0/0

Class class6

Output Queue: Conversation 269

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11702/0/0

Class class7

Output Queue: Conversation 270

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11857/0/0

Class class8

Output Queue: Conversation 271

Bandwidth 937 (kbps) Max Threshold 64 (packets)

(total/discards/tail drops) 11858/1/0