Can you guys give me your feedback for this challenge? I know how bad I suck, so I expect only criticism :). Thank you

// Stores the total number of correct answers, increase by 1 for each correct answer
var countAnswer = 0;

// Question 1
var answer = prompt ("What is 2+ 2?"); 
if (answer === "4") {
  countAnswer += 1; 
  // Maybe add a document.write("Correct! ") for each correct one?
} else { 
  document.write("Wrong"); // Add a space after Wrong so that you wont end up with wrongwrongwrong... etc
} 

// Question 2
var answer = prompt ("What does US stand for?"); //No need for var re-declaring on answer variable.
if (answer === "United States") { //what if someone types 'united states'?
  countAnswer += 1; 
  // Maybe add a document.write("Correct! ") for each correct one?
} else { 
  document.write("Wrong"); 
}

// Question 3
var answer = prompt ("What are the biggest movie Awards?"); 
if (answer === "Oscars") { //what if someone types 'oscars'?
  countAnswer += 1; 
  // Maybe add a document.write("Correct! ") for each correct one?
} else { 
  document.write("Wrong"); 
}

// Question 4
var answer = prompt ("Who is the first name of the main character from the Tv show, The sopranos?"); 
if (answer === "Tony") { //what if someone types 'tony'?
  countAnswer += 1; 
  // Maybe add a document.write("Correct! ") for each correct one?
} else { 
  document.write("Wrong"); 
}

// Question 5
var answer = prompt ("What is the name of the largest country in the world?"); 
if (answer === "Russia") { //what if someone types 'russia'?
  countAnswer += 1; 
  // Maybe add a document.write("Correct! ") for each correct one?
} else { 
  document.write("Wrong"); 
}

// Getting the total score and deciding which crown the user wins
document.write ("You have answered correctly to " + countAnswer + " questions");

if(countAnswer === 5) { 
  alert("The Gold is yours!!!"); 
} else if (countAnswer 2) {  // This conditional won't do what you expect and probably cause a syntax error
  alert("The Silver is yours!!"); 
} else if (countAnswer  //This will cause a syntax error, keep a lookout for un-paired brackets.
  alert ("You have won the bronze"); 
} else { 
  alert ("Try harder"); 
}