On a P-T chart for a zeotropic refrigerant, the liquid pressure column represents the _____.

On a P-T chart for a zeotropic refrigerant, the liquid pressure column represents the _____.
 
  a. boiling point
  b. glide point
  c. bubble point
  d. dew point

 Q. 2

The distance from the top of the finished lower floor to the top of the finished upper floor is called the
  stairway's _____.
 
  a. vertical dimension
  b. total rise
  c. full flight measurement
  d. total run

 Q. 3

When planning a cast-in-place open concrete stairway, treads and risers are laid out on _____.
 
  a. the subfloor
  b. full-size templates
  c. temporary panels
  d. graph paper