A 10 percent increase in the price of soda leads to a 20 percent increase in the quantity of iced tea demanded. It appears that:

Group of answer choices

elasticity of demand for soda 0.5 and is inelastic.

elasticity of demand for iced tea is 2 and is elastic.

cross-price elasticity of demand for soda is -0.5.

cross-price elasticity of demand for iced tea is +2.

I do not have a negative and an option.