The leader’s infectious laugh spreads good cheer throughout his team, creating a jovial and amiable atmosphere.

How does adding -ous to change infect to infectious change the word’s part of speech?

(1 point)
Responses

It changes the verb infect to an adjective, infectious.
It changes the verb infect to an adjective, infectious .

It changes the adjective infect to a noun, infectious.
It changes the adjective infect to a noun, infectious .

It changes the noun infect to an adjective, infectious.
It changes the noun infect to an adjective, infectious .

It changes the verb infect to an adverb, infectious.

It changes the verb infect to an adjective, infectious.

Adding -ous to the word "infect" changes the verb into an adjective, making the word "infectious."