Look at the following pseudoocode and insert the missing statement:Start// Declare variablesDeclare String lastName, firstName, fullName// Input last and first namesDisplay "Enter your last name: "Input lastNameDisplay "Enter your first name: "Input firstName// Concatenate names with space in between____// Display full nameDisplay "Your full name is " + fullNameStop

A. fullName = firstName + lastName
B. fullName = firstName + " " + lastName
C. fullName = firstName, lastName
D. fullName = firstName, space, lastName

Answer: B