Was built during March 1930 through May 1931
Answer:
D. The high scalers were strong, agile workmen who moved on the equipment-strewn cliffs on ropes, using heavy jackhammer drills, dynamite, and crowbars to remove loose rock from the canyon walls, risking their lives to do so.
Explanation:
which aspects of the topic to discuss
The correct way to punctuate is seen in b:
<span>To whom it may concern:
</span>
In formal settings and when you don't know the exact identity of the person a dresses it is usual to use a colon in this situation.
flongboo, flongboo, flangwayers, hippers, hangjasts