please answer only the questions that I missed

2) ogle T^o]*' (a) twitter () facebook (c) google (b) amazon (e)None of above 3) "class{*}' int a=0} (C) class a (d) class int a=0; (a) class class class Na) class { int a=0} (c) class a (e) None of above Choose match for each given extended regular expression in quest 4) "[a-z\s] *you[?!.]' (hint: \s matches any space character) (a)are you OK? (bnice to meet you! ) Hey...you! (e) None of above (d) miss you... 5 I^aeiou]{6}' (a) peach (b) lychee (c) papaya (d) loquat ((e) None of above 6) (1+? [1-9][0246810' (a) 20 (6) + (c) 2 (d) +0 (e) None of above 2) ogle T^o]*' (a) twitter () facebook (c) google (b) amazon (e)None of above 3) "class{*}' int a=0} (C) class a (d) class int a=0; (a) class class class Na) class { int a=0} (c) class a (e) None of above Choose match for each given extended regular expression in quest 4) "[a-z\s] *you[?!.]' (hint: \s matches any space character) (a)are you OK? (bnice to meet you! ) Hey...you! (e) None of above (d) miss you... 5 I^aeiou]{6}' (a) peach (b) lychee (c) papaya (d) loquat ((e) None of above 6) (1+? [1-9][0246810' (a) 20 (6) + (c) 2 (d) +0 (e) None of above