Los chicos han dicho todo lo que vieron.
Estan Caminando isn't the answer as because "estan" implies to be another person, but this isn't the case as it's only the man, the man isn't walking (caminando either)
He isn't shopping (comprando) and he isn't painting (pintando)
The only logical answer is he's cooking (cocinando) which is also heavily implied as him having the bowl and whisk
B.) Esta Cocinando is your answer
1. Los pasajeros van a ir a tomar el sol.
2. El senor Lopez y el senor Gomez quieren mirar a las senoras bonitas.
3. Tu salte del teatro.
4. Yo escucho discos compactos.
5. Ana tiene su radio y va a esucharla.
6. Mis padres me dan dinero para ir a la tienda .