Save Question 5 1 points Which of the following statements can search for a word and change it with another? String fNam = firstName.substring(0, space1) + A. secondName.substring(space); B. String str2 = replace("CSE 102", "CSE-201"); String str2 = str.replace("CSE 102", "CSE-201"); None of the above Question 6 1 points Save A What is the value of the variable password in the below code: ring firstName - Ahmed"; ring middleName = "utairi ring password = firstName.substring(1,2) +middlelame.substring(2,3); AhMut B. Ahut Oc Au OD.ht Question 7 Choose the correct statement among the following: A. char s = firstName.charAt("3"); char s = firstName.charAt(3); String s = firstName.charAt("3"); String s = firstName.charAt(3); B. C