I think it is stage 2
At stage two, the skin breaks open, wears away, or forms an ulcer, which is usually tender and painful. The sore expands into deeper layers of the skin. It may appear as a scrape, blister, or a shallow crater in the skin. At times this stage looks like a blister filled with clear liquid. Also at this stage some skin may be damaged beyond repair or may die.
<span>The nurse must instruct the client to take the
medication with meal or snack to prevent stomach ulcer and to avoid lying down
for 4-5 hours after taking the drug to prevent supine hypertension. In
addition, onset of headache should be reported and blood pressure should be
constantly monitored.</span>
If you use a punnet sq. and cross the parents you see that all the children should be affected. by this thing represented by black.
The answer is actually
<em>increased variation in tail feather color because the selection pressure has been relieved</em>
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<em>Good luck!</em>
<em>-RxL</em>