the issue is I need to send it in a single shot.
"it" is a pronoun, and appears to refer to the noun "code". That does not make sense. What is "it" that you need to "send in a single shot"?
the issue is I need to send it in a single shot.
"it" is a pronoun, and appears to refer to the noun "code". That does not make sense. What is "it" that you need to "send in a single shot"?