Sunshine Technologies introduced a tablet that could run completely on solar energy and was less expensive than competitors' tablets. On the downside, it required more frequent charging than the competition's tablets. However, the technology of the Sunshine tablet improved rapidly, thereby improving its recharge frequency. This example describes

Disruptive innovation.

Explanation:

Disruptive innovation is one that creates a new value network and market while disrupting existing market structures. It displaces existing firms, alliances and products.

For example with the introduction of the internet face-to-face business was changed, and most businesses started conducting business online. Businesses that failed to buy in to the change were negatively affected.

In the given instance Sunshine Technologies introduced a tablet that could run completely on solar energy and was less expensive than competitors' tablets. This was a game changer in the industry with downside that the battery needed frequent recharging. But this was eventually resolved.

the correct labels are as follows:

a: yellow river

b: himalayan mountains

c: north china plain

d: taklimakan desert

paul revere would be your answer : )