private void answerButton3_Click(object sender, EventArgs e)
 {
     Console.WriteLine("True Answer: " + problem.trueAnswer + " | Answer Compared: " + problem.possibleAnswers[2]);
     if (problem.possibleAnswers[2] == problem.trueAnswer)
     {
         problem = new Problem();
         labelAssign(problem);
         Console.Write("Answer Correct.");
         operand1.ForeColor = Color.Green;
         operand2.ForeColor = Color.Green;
         op.ForeColor = Color.Green;
     }
     else
     {
         problem = new Problem();
         labelAssign(problem);
         Console.Write("Answer Incorrect.");
         operand1.ForeColor = Color.Red;
         operand2.ForeColor = Color.Red;
         op.ForeColor = Color.Red;
     }
 }
 private void labelAssign(Problem problem)
 {
     operand1.Text = problem.operand1.ToString();
     operand2.Text = problem.operand2.ToString();
     op.Text = problem.operate.ToString();
     hiddenAnswer.Text = problem.trueAnswer.ToString();
     answerButton1.Text = problem.possibleAnswers[0].ToString();
     answerButton2.Text = problem.possibleAnswers[1].ToString();
     answerButton3.Text = problem.possibleAnswers[2].ToString();
     answerButton4.Text = problem.possibleAnswers[3].ToString();
 }