Coffee and tea are substitutes. All else equal, what would happen to the equilibrium price and quantity of coffee if the wages of coffee-bean pickers fell and the price of tea fell?

Price would fall and the effect on quantity would be ambiguous.

Explanation:

If the wages of coffee-bean picker fell, the price of coffee will also fall, though the effect on the quantity of coffee supply cannot be estimated.

it´s related to his charming character.

beauty is not everything, although we can joke that girls only care about the physical or material aspect, the truth is that a real woman looks at more important things, besides intelligence and personality, there are other attitudes that make irresistible to men who are 'unattractive'.

for example develop your sense of humor.