which search engine is powered by both google and bing? choose the answer.\ngoogle\nyahoo!\nduckduckgo\nbing

which search engine is powered by both google and bing? choose the answer.\ngoogle\nyahoo!\nduckduckgo\nbing
Answer
Brief Explanations:
Yahoo! used to use Google's search results in the past and later switched to Bing - powered search results. So it has had connections with both Google and Bing in terms of its search - powering sources. Google is powered by its own search technology, DuckDuckGo has its own independent search infrastructure, and Bing is Microsoft's search engine powered by Microsoft's own systems.
Answer:
B. Yahoo!