In the wireless telecommunications industry, different technical standards are found in different parts $0$ world. A technical standard known as GSM is common in Europe, and an alternative standard, CDM$$ more common in the United States and parts of Asia. Equipment designed for GSM will not work on a CDMA network and vice versa. Which of the following pressures for local responsiveness does this represent?

Differences in customer tastes and preferences

Global environmental demands

Host government demands

Differences in distribution channels

Differences in infrastructure