Answer:
1. The first company has grapes and sour :
This company could be some vinery with authentical wines from the south. The first activity of this company could be the degustation of their grapes, where the visitors and the audience could taste the grapes they use for making their wine.
The second activity would be grape-stomping, where the visitors could participate in the traditional wine making and learn something about process of wine making.
2. The second company has red and elbow:
This company could be a pharmaceutical company that makes medicines and gels against red and swollen elbows.
The first activity of this company could be a public lecture destined to all people who were problems with their elbows, to educate them on how to alleviate pains on a safe and natural way.
The second activity could be a free consultation for all those people who suspect they might have problems with their elbows where they could get a free diagnosis and free samples of their products, if necessary.
3. The third company has sun and city
This company could be some tourist agency that has traveling arrangements for some sunny destinations like Morocco, Thailand, Cuba, etc. The first activity of this company could be a geography quiz, where the participants could show their knowledge and win a voucher for some of the sunniest destinations in the world.
The second activity could be the sightseeing of the sunniest cities in their state, where people could have the opportunity to learn more about history, geography, and culture of the places near them.
4. The fourth company has dot and silk:
This company could be a fashion company which is specialized in accessories like scarfs, headkerchief, hats, laundry and other accessories made of silk with their recognizable polka dot print.
The first activity of this company could be a fashion show where they could represent the newest designs and models to their customers.
The second activity could be a charity auction, where they will sell some unique pieces of their accessories and donate money to some socially disadvantaged groups
and provide help to the people who really need it.
