C) Protects against their environmental
Answer:
It would be D,
Step-by-step explanation:
D. Use your equation to determine the total cost of 600 business cards.
Answer:
the answer is 149,001
Step-by-step explanation:
152,000-2,999 = 149,001
Answer:
The expression that belongs in the box is 8 x 4
Option C is correct answer.
Step-by-step explanation:
We need to find Which expression belongs in the box?

The property applied here is associative property of multiplication.
Associative property of multiplication states that:

So, if we apply the property to our question we have:
a = 3
b = 8
c = 4
So, the expression will become: 
So, the expression that belongs in the box is 8 x 4
Option C is correct answer.
For this problem plug in the given x and y values:
For the first one: No
second one: No
third one: Yes
fourth one: No