Answer:
yesterday I was very happy because of starting our online classes in lockdown
A. The pictures were hard to see because they were blurry, so Tonia decided to shoot a new roll of film
<span>B. If the stock market holds, maybe the economy will improve.</span>
In the sentence "Radio, the earlier invention, gave listeners only sound" there are four nouns, thus four possible objects: Radio, invention, listeners, and sound.
Radio is the subject which "gave" the indirect object "sound" to the direct object "listeners."