Bundling the baby into her layers of woolen blankets, laura steeled herself and opened the front door. the arctic blast shocked her, reeling her back into the warmth as she caught the door before it slammed shut. no sense waking the rest of them, she thought sullenly. he was her responsibility, and she suddenly realized what an amazing surprise awaited them all, come morning. little ferdinand started in with his incessant cooing and gurgling, and laura swung into action, buoyed by the imminent excitement. singing softly to calm the little one, laura eased the door open, took a deep breath, and plunged out into the ever-fading darkness.

which sensory detail describes a sense of touch?

a. the arctic blast shocked her, reeling her back into the warmth.
b. laura swung into action, buoyed by the imminent excitement.
c. no sense waking the rest of them, she thought sullenly.
d. laura steeled herself and opened the front door.