A connotation is the feeling a word invokes. A denotation is what the word literally says.
Example: If these words were on a trip, connotation would be the baggage, and denotation would be the traveler.
Accident
Africa
brilliant
children
collect
connect
dented
hundred
instruct
liquid
luckily
massive
nodded
object
oddly
shiver
signal
specific
subject
subtract
Adjectives are descriptive words that describe other words and answer a question.
Thus, in your sentence, the adjective is the word red, as is tells the reader what color the shirt is.
Answer:
I was the first to get up and look closer at the bird.
(includes first person pov)