A farmer owns 45 acres of land. He will plant each acre with Wheat or Corn. Each acre of Wheat yields $2000 in profit, requires 3 workers and 2 tons of fertilizer. Each acre of corn yields $3000 in profit, requires 2 workers and 4 tons of fertilizer. 100 workers and 120 tons of fertilizer are available. Select ALL constraints. Question 54 options: Fertilizer constraint: 2*X1+4*X2 <= 120 Non-negative constraints: X10, X10 Acres constraint: X1+X2<=45 Workers constraint: 3*X1+2*X2 <= 100