If Item$-1$ has a value of $$Hello World!$,$ what will the value ofItem$-1$ be after executing the following code: Display Function Upper$-$Case$($Item$-1)?$

Select one:

a$.$

$$hello world!$($Lower$-$Case$)$

b$.$

$$HELLO WORLD!$($Upper$-$Case$)$

c$.$

$$hELLO wORLD!$$

d$.$

$$Hello World!$($Sentence$-$Case$)$