Tesla's contributions to radio are so important that a. marconi needed his to finish the job. b. rich europeans deserted marconi and backed tesla instead. c. thomas edison asked him back to work. d. he might have been known as the inventor of radio if he had gotten financial backing.

C.Thomas Edison asked him back to work.

the urdan working class

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.