If footings are not placed below the frost line in a cold ...

[yoooooman]

If footings are not placed below the frost line in a cold climate, freezing of the ground can cause the
  foundation wall to _____.
 
  a. crack
  b. sink
  c. crumble
  d. lean inward

Question 2

Batter boards and string lines are erected at the building corners and selected locations on the perimeter to
  establish a _____.
 
  a. grid layout
  b. coordinate layout
  c. sector layout
  d. squared layout

[upturnedfurball]

Answer to Question 1

a

Answer to Question 2

a

[yoooooman]

Great answer, keep it coming

[blakcmamba]

Thanks for the timely response, appreciate it