Based on the information provided here, crude oil is: an element a compound a mixture its mixture

The caption is an example of which kind of bias? "cute baby boars snuffle for food in the undergrowth"

Which change should be made to improve this sentence? allen jumped in the puddle and his new shoes got wet and muddy.a)the new shoes got wet and muddy and allen jumps in the puddle.b)allen jumped in the puddle and got his new shoes wet and muddy.c)allen jumped in the puddle and gets his new shoes wet and muddy.d)the new shoes are getting wet and muddy and allen jumped in the puddle.

Bella is going to write a research paper. she chose sports as her topic, but her teacher said she must narrow or limit her topic. choose the topic that limits the broad topic of sports the most. a) a history of sports in the united states b) a history of tennis c) rules and etiquette of tennis d) training and equipment for outdoor sports