MCQOPTIONS
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				| 1. | 
                                    In 20"' century, who developed the first apparatus for long distance radio communication? | 
                            
| A. | James Clerk Maxwell | 
| B. | Guglielrno Marconi | 
| C. | Douglas Engelbart | 
| D. | Thomas Alva Edison | 
| Answer» C. Douglas Engelbart | |