I would say false cause/post hoc ergo.
1. Heard
2 is correct
3. Said
4. Sold
5. Go
What are the options? As soon as you put them on the question I'll be glad to answer your question :)
Answer: from Greek photo-, combining form of phōs (genitive phōtos) "light" (from PIE root *bha- (1) "to shine").
Explanation: Please make brainliest