This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to regrout tile
Decide what type of grout you will be using.
This is dependent on the size of your grout's joint (the space between the tiles where the grout lies). There are two types of grout for regrouting tile: sanded and unsanded.

Select from:
+If your grout joints are larger than 1/8 inch (. 3175 cm) use sanded grout to fill in the space; if your joints are going to be less than 1/8 inch (..
+Sanded grout is less expensive than unaged tile and it is greater resistant to staining. Unaged or unsanded grout is stronger as it will prevent future staining, and it has lower damage to the tile mixture..
+The sanded portion is removed once the joint is repaired. The unsanded part will be reattached once the joint is restored to its intended dimensions..
+Sanded grout tiles are slightly more stiff (between 8-14 pounds per square foot) and are less likely to break and chip. Unsanded tiles are less prone to chip..
The answer is:
If your grout joints are larger than 1/8 inch (. 3175 cm) use sanded grout to fill in the space; if your joints are going to be less than 1/8 inch (.