Problem:
Read the following paragraph and determine if the hypothesis is true:

How to conduct an interview via email<br>Get the subject's approval prior to drafting questions for and sending the interview email. Call her or send an email explaining who you are, what the story you are writing is about, and the types of information you hope to garner from the responses. Indicate why you think she is a good source for your story.
Hypothesis: Getting the subject's approval requires a credit check.
****
Answer:
It's impossible to say

Problem:
Read the following paragraph and determine if the hypothesis is true:

According to tradition, they founded Tenochtitlan ( "Place of the High Priest Tenoch" ) after much wandering when they saw on an island in Lake Texcoco the sign that their god Huitzilopochtli had indicated -- an eagle perched on a cactus, eating a serpent .
Hypothesis: The serpent was a rattlesnake.
****
Answer:
It's impossible to say

Problem:
Read the following paragraph and determine if the hypothesis is true:

How to read topographic maps<br>Use the thicker contour lines to determine the elevation. Contour lines represent paths or segments of the earth. Topographic maps are covered in contour lines.
Hypothesis: Topographic maps costs more to make
****
Answer:
It's impossible to say