Your Patient Has a Forward Head Posture $\circ$ into Capital Flexion and Then Feel Tissue Resistance

Your patient has a forward head posture.On testing (supine-lying) ,she cannot isolate capital flexion to lift her head when you ask her to flex her neck.Passively you can move the head about 5 ^$\circ$ into capital flexion and then feel tissue resistance.Based on these supine tests,what muscles are tight and what muscles are weak?

A) Tight suboccipital muscles and weak longus capitis and longus colli muscles
B) Tight erector spinae and weak sternocleidomastoid muscles
C) Tight splenius capitis and splenius cervicis muscles and weak multifidus muscles
D) Tight erector spinae and weak suprahyoid and infrahyoid muscles