PLEASE HELP ASAP DUE IN 10 MINS WILL GIVE BRAINLIEST A small group of you are on a scavenging mission to collect as many berries and herbs as possible as the fall is quickly turning to winter. You get lost and lose you trail. There are no caves to hide in so you are exposed to the elements. You also need protection from a wolfpack that has been tracking you since the morning. What tool will give you the best chance of survival from the weather and animals?

A. fire
B. spears/knives
C. hooks/needles
D. microlith

Similarities between spain and the us? in terms of culture, foods, people, schedules, holidays, anything.

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period. the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided. a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs. an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.

Identify the example of when situation and time are key to assessing risk of harm in a research study: a study on the efficacy of a behavioral intervention for smoking cessation involves both adults and teenagersasking women if they have had an abortionresearch on the prevalence of hiv-infected individuals in communitiesa survey about sexually transmitted diseases