Explanation:

Search engines work by crawling hundreds of billions of pages using their own web crawlers. These web crawlers are commonly referred to as search engine bots or spiders. A search engine navigates the web by downloading web pages and following links on these pages to discover new pages that have been made available
Answer:
a great deal of variety= diverse
Explanation:
The answer is 'trochaic tetrameter'. Trochaic because trochee consists of a sequence of first stressed and then unstressed syllables: SAY that HEALTH and WEALTH have MISSED me - words in capital letters are stressed, the rest of them are unstressed.
Tetrameter means that there are 8 syllables. One meter = two syllables. And tetra, meaning four, must have 8 syllables.
Personally i would say D. the word inferior leads me to think that humans would probably have to help them.
Answer:
The critique isn't constructive at all and shows no means of how to improve it