Someone please help me with this question

The answer would be c

Step-by-step explanation:

For questions like this that only are different by positives and negatives I have a trick. When you look at the table it makes 4 boxes. The upper right box (#1) = (+,+). The upper left box (#2) = (-,+). The lower left box (#3) = (-,-). And the lower right box (#4) = (+,-). So when looking at the answers (if they are all the same) see which ones match the quadrant positives or negatives.

h= 12 inches

step-by-step explanation:

i believe it's a.

i'm not sure on this one, most likely correct.