"<span>A."Voyager I" was launched by NASA on September 5, 1977" does not contain any errors in punctuation, although italics are not showing up. Nothing should be italicized here though. </span>
Just a hint that<span> </span>round characters<span> are complex and undergo development, sometimes sufficiently to surprise the reader.</span>
Flash forward means that it's a "flashback" but you see the future
B is the right one
your welcome