Given table r(a, b,c) and s(c, d,e), which of the following sql statements would find the record(s) with null values on the column c in table s?
a. select * from r, s where r. c = s. c (+); (r left outer join s)
b. select * from r, s where s. c = r. c (+); (r right outer join s)
c. either a. or b.
d. neither a. nor b.

Http is the protocol that governs communications between web servers and web clients (i.e. browsers). part of the protocol includes a status code returned by the server to tell the browser the status of its most recent page request. some of the codes and their meanings are listed below: 200, ok (fulfilled)403, forbidden404, not found500, server errorgiven an int variable status, write a switch statement that prints out the appropriate label from the above list based on status.