Answer:
d the overall strength of colours
Explanation:
Answer:
13:a. 15:c. 14:Unknown answer
Simply a glare screen, because it clearly states what it protects one against, I guess.
Answer:
<em>Natural</em><em> </em><em>Gas</em>
Explanation:
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Answer:
1.headings and subheadings
2.manually
3.options