Their, since the sentence is refering to two people.
The boxed words are a compound subject.
In a sentence talking about people, the people are subjects of that sentence. Subjects are basically what is being talked about.
Because there are two people being talked about, Bob and Al, the subjects are counted as one, or compounded. This just means that you read the sentence as [Bob and Al] instead of [Bob] and Al.
Compound verbs follow the same concept, but for action words. For example, “to sing and to dance”. However, in this case since the boxed words are subjects, they are a compound subject.
To instruct, she is showing students how to do something
Answer:
The answer will be= I am still without electricity.
Answer:
The tables help summarize and clearly present a lot of information.
Explanation:
"When Birds get Flu and Cows go Mad" shows information about people who got bird flu throughout the country and Mad Cow disease scare in Washington DC.
Contained therein are tables that are used to show numerous facts about the two diseases and their effects.
Therefore, the statement that best describes the benefits of the two tables used at the end of the passage When Birds Get Flu is that the tables help summarize and clearly present a lot of information.