Which sentence is written in the conditional mood?

a)
if you don't study for the exam, your parents will be disappointed.

b)
even though it's hard, training to run a 5k is completely worth it.

c)
he commanded the students to stop throwing food across the cafeteria.
eliminate

d)
after the football game ended, all of the adults held an impromptu neighborhood party on the street.

answer: could you give the examples?

explanation:

the answer you're looking for is to review what went well and learn how to do it better next time

i decided to stay late in the laboratory to continue my experiment with the lightbulb. at midnight, thomas edison opened the door and walked in with his head held high.

1. he leaned on the wall and observed me carefully.

2. his harsh scrutiny made me self-conscious of my skills in the lab.

3. perhaps it was just me, but the air in the laboratory began to thicken as i found myself having difficulty to breathe.

4. i turned to look at him fully as i mentally prepared myself for what my very first words would be to thomas edison.

5. the next couple of seconds shocked me. it wasn't me who spoke, but rather him and with diction i could never think of using in a simple sentence.

--

hey, sorry if this was bad, i really didn't know what to write but i wanted to you. is there anything that you had to include within the excerpt?