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Verbal·Standard English Conventions·Boundaries

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The programming languages COBOL, developed by Grace Hopper in        developed by Evan Czaplicki in 2012, are all routinely translated into executable code by tools known as compilers.

Which choice completes the text so that it conforms to the conventions of Standard English?

A

1959, Oberon developed by Niklaus Wirth in 1987; and Elm

B

1959, Oberon; developed by Niklaus Wirth in 1987; and Elm,

C

1959; Oberon, developed by Niklaus Wirth in 1987, and Elm,

D

1959; Oberon, developed by Niklaus Wirth in 1987; and Elm,