Question:1 DFS Algorithm 1. why stack is used in DFS 2. when nodes not available 3. explain the start of function 4. when we find the goal then which statement is display 5. how many loops are in the aloriyhm Question 2 CLIPS Temperature input in Celsius and a convert into Fahrenheit by using formula (C * 9 / 5 ) + 32 and show output Answer (printout t ""Enter temperature in Celsius: "") (bind ?c (read)) ;; Calculate Fahrenheit using the formula (C * 9 / 5) + 32 (bind ?f (+ (* ?c (/ 9.0 5.0)) 32)) (printout t ?c "" °C is equal to "" ?f "" °F"" Question 3 i. make a fact template of employee with the slots id name salary ii. assert facts with the values id ""101"" name ""Sara"" salary ""50000"" iii. display the result with the built in command of fact answer CLIPS> (deftemplate employee