(12 points) Circle the letter corresponding the best answer in each part below. Circle only one letter in each part. A) Which one of the following expressions yields the largest result? a) 5%6%3 b) 3%5%6 c) 5%3%6 d) 6%5%3 B) Which one of the following expressions yields the largest result? a) 3el-3 b) pow(16,1/2)+pow(3,3) c) 2*2E1-20*1E-1 d)-33/-3-3e1/-2 D) Which one of the following is not a valid identifier in C++? a) int_main b) Omega c) A B d) break e) character The C++ instructions shown below will yield which output? double x = 21.56; cout