I would say Carl should create a type of business report called a business proposal.
Sending a resume would make sense too though.
Doing nothing makes no sense, so that option is obviously out!
Leaving a long voicemail would be a very poor choice, so definitely not that either!
Https://prezi.com/bzgjtjyanudn/sonata-for-harp-and-bicycle/
I dont know how to explain this in my own words , watch this video , it should explain :)
Tsar. I think that's all.
I think your best choice would be a, but it can very well be d.