Answer:
a. Amount realized    $175,000
Less: Adjusted basis  ($35,000)
Realized gain        $140,000
Recognized gain      $0
Observation: What Ed believe is that the exchange could qualify as section 0131 postponement treatment
b.  Amount realized    $175,000
Less: Adjusted basis  ($175,000)
Realized gain        $0
Recognized gain      $   -
Exchange for the land is $175,000
c. One can determine if it is recognized gain if the figure is positive and if the figure turns negative (i.e -$2,000) then, that is recognized loss.