In 10a use adjective clauses to combine the following sentences into one sentence: lead is less valuable than titanium. titanium is one of the lightest metals. lead is one of the heaviest metals. in 10b, use appositives to combine those sendtences.

Explanation:

Lead is one of the heaviest metals, but it's less valuable than titanium, which is one of the lightest metals.

Or

Lead is less valuable than titanium because while Titanium is one of the lightest metals, Lead is one of the heaviest metals.

Or

While titanium is one of the lightest metals, lead is one of the heaviest metals, but lead is less valuable than titamium.

the message which is being conveyed is that if a person does not have the qualified skills to be an writer then he should not and if he becomes then just leave it away..

i think this is it plz check