What type of values are typically stores in unweighted graphs
a. 0 and 1
b. integers
c. boolean
d. strings

A) 0 and 1

Explanation:

0 and 1 are the values that typically store in unweighted graph. Unweighted graph define as when an edge does not associate with the weight and does not contain any type of cost.

It is also known as edge weighted graph as, it is associated with the edge values and weight.

0 and 1 are typically store in the unweighted graphs because it is a very easy to store and simple to represent the graph in an array in the form of list.  

the answer is a   : ) hope that

the today function returns a valid value without any arguments.

the today function returns the current date based on the computer's date setting and formatted as a date. today takes no parameters, but requires that you use empty parentheses