Answer:
Physical characteristics.
Explanation:
She knew what type of birds they were based on their physical characteristics.
She didn't see their nests, or see them eat, and she didn't test and analyze their genetics, so a is the correct option.
Your descriptors are mostly correct, assuming the column headings are something like ...
... function ... domain ... range ... odd/even ... intercepts ... increasing/decreasing ... ??? ... critical points
_____
√x is increasing on the interval [0, ∞). There is no branch where the function is decreasing.
1/x has a critical point at x=0. The slope is undefined there.
Answer: regions
Explanation:
A pivot table is referred to as a table of statistics that is used in summarizing data from an extensive table. Such summary can include averages, sums, etc.
Pivot Table can also be used to sort, and reorganise the data stored which is stored in a table. If there's a data for regions, products, and customers, the option on a pivot table that will be found in the fields is "regions".