The people of the marshall islands made complex instruments for navigation by the stars.

a.
simple subject

b.
compound subject

c.
complete subject

self-monitoring is in other words holding back your emotions for the better good. usually, people who can't hold their excitement, temper, or any other emotions, need to self-monitor themselves.   lol

there is no passage what do you mean?

give me the passage and i will answer your question