We use pronouns so that...
we are not repetitive.
they can provide variety.
they can provide an economy of words.
Answer: 3rd option IMO
Explanation:
IF you like my answer, please use star system.
Yes the correct answer is "said" (b). If you get stuck on a similar question, it helps to read the sentence with each comma to hear which makes sense.
I 1lt is so hot now<span> that </span>Abuelo has decided we should do<span> l </span>our exercise walks after dinner<span>, when </span>it's almost nightfall. ZEvery day this week, though, it has rained<span> ...</span>