<span>Oh say I would consult reliable sources, how I would know that it was reliable is by looking at the link! if it has edu. or anything proven to be reliable, I will choose it. I will not go on wiki because it is informal and some of the given information can be wrong.</span>
B) Gleefully.
Jubilantly is a positive emotion, extreme happiness and excitement. Gleefully is also an accurate description of that. Thus, gleefully is the best answer.
Hope this helps!
Cushion or protection. It says that it keeps heating bills low in the winter. Meaning, they're blocking the cool air, and keeping the heat from escaping.
How was your day ? Open ended questions