<span>Logical connections are important for coherence</span>
Answer: A Pen?
Explanation: you can write with a pen? (not sure how to answer this question
The common noun here is "frog" as the only other noun, Many, is not a common noun - it's a proper noun.
"frog" here is the object of the sentence: it's the object of the verb "caught" of which the subject is Mary
Answer:
A scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results.