Answer:
a. True
Explanation:
Since , abductions, particularly the minimus and gluteus medius , are active on the side of the leg which is in contact with the ground . This is to avoid the tendency of gravity to cause the downward motion of the hip on the opposite side . In addition, the lateral muscle and paraspinal muscles of the trunk are active on the side of the swinging leg to avoid the downward motion of iliac crest on side .
I personally think that it's C because all others r present......even D......because plants like climbers do curl around a tree trunk !!!
The portion of the Moon's surface that cannot be directly observed from Earth