Answer:
Lacks died on August 8, 1951, of metastatic cervical cancer. Her tissue cells, however, attained immortality as HeLa, a cell strain that has been in constant use since 1951. These cells were remarkable in their ability to live and reproduce indefinitely, unlike typical cell lines that would last a few weeks, at best.
Explanation:
She was a sophisticated women and very well known to a lot of people because she was nice and was helpful to those around her.
To my knowledge, the correct answer among all of the given choices is C.) Steam. If I'm not mistaken, this was the time that more trains came into use.
I hope this is the answer you were looking for and that it helps!! :)
The Court determined the separate states could not tax the federal government.