The professor's perspicacity was obvious from her quick wit and brilliant solutions to difficult problems.
A. A type of professor
B. A result of solving problems
C. A part of a solution
0
D. A trait of someone who is smart

Pls helppp !!!

"in what ways does the struggle for freedom change with history? " provide one specific change that malala struggled for(only if you've read the book). think of how malala describes change and what motivated her to struggle for change. write at one complete paragraph with a minimum of 5 sentences.

Which important event occurred during the industrial and scientific revolutions

Mary is reading a book that has 135 pages. she can read 18 pages in an hour. if she takes h hours to finish reading the book, the equation that can be used to find the value of h is