Some one had the same question as you so here is someone answer.
Natural barriers include the skin, mucous membranes, tears, earwax, mucus, and stomach acid.
I would say B. He is nervous but proud at the same time. This may affect him a bit, but not a lot
Answer:
C. Change in the workplace happens fairly infrequently.
Explanation:
Answer:
using a ruler to scratch the skin under the cast
Explanation: