Based on the following information, answer true or false to the statements below. Please explain how you came to your conclusion for each.

Price of product X decreased and the price of product Y increased, this is possible if:

A. Consumer income increased and the income elasticity of demand of product X is positive, and the income elasticity of demand for product Y is negative. True/ False

B. Product Y price has gone up and the cross price elasticity between X and Y is negative. True / False

C. Wages of product X workers have fallen, and cross price elasticity between X and Y is negative. True/ False

D. There is a technological advancement in the production of X, and product X is a factor of production of product Y. True/ False