Which type of stress has produced the fault-block mountains in the basin and range province?

Definitely, it would be TENSIONAL STRESS that has produced the fault-block mountains in the Basin and Range Province. In geology, tensional stress refers to the stress which allows the rocks to expand in opposite directions and this results in thinning and lengthening. Jointing in rocks is one of the most significant outcomes of this kind of stress. 

Here is a picture  of the net. its 4 squares in a row diagonal and on the third draw one square aove and under

Ithink it is space that makes up 70 percent