In india, the adoption of new telecommunication services was select one: a. slow b. rapid c. frought with errors d. accepted by only the rich.

The correct answer is letter "B": rapid.

Explanation:

Nowadays, India has become the second largest telecommunications network in the world. Phone and internet services are very low-price because of the vast number of competitors in the market. This scenario is boosted by the constant improvement technologies being implemented in the country in this matter such as better signaling gateways and fiber-optics. By the end of 2018, India had almost 20% of the world's share of internet users.

system programmer option d is correct

because an operating system is software that manages computer hardware and system resources.