I need it ASAP, brainliest to whoever answers correctly!

Select the correct answer.

Which statement about bump mapping and normal mapping is true?

A.

Normal mapping makes objects look less detailed.

B.

Normal mapping is used to make low-polygon objects look more detailed.

C.

Normal mapping increases the number of polygons required to define an object.

D.

Bump mapping is an application of normal mapping.

E.

Normal mapping is less efficient than bump mapping.

Which requirement is an appropriate reason for a business to use it tools

Write a method named addall that could be placed inside the hashintset class. this method accepts another hashintset as a parameter and adds all elements from that set into the current set, if they are not already present. for example, if a set s1 contains [1, 2, 3] and another set s2 contains [1, 7, 3, 9], the call of s1.addall(s2); would change s1 to store [1, 2, 3, 7, 9] in some order. you are allowed to call methods on your set and/or the other set. do not modify the set passed in. this method should run in o(n) time where n is the number of elements in the parameter set passed in.

What is a point-in-time measurement of system performance?