Answer:
A
Step-by-step explanation:
It may look like it failed but it didn't. Nun of the points duplicate
The opposite of East is West.
The opposite of South is North.
He would need to fly North West
Given:
The expression is
.
To find:
The position of parentheses inserted in the expression to get the value 19
Step-by-step explanation:
We have,

Now,




There are more ways to apply the parenthesis, but we do not get 19.



And many more possibilities.
Therefore, the expression after inserting the parentheses is
.