Which verb phrase in the present perfect tense correctly completes the sentence?

Question

As the pirate uncovered the hidden treasure, he found a note that read, “You _____ upon great riches!”

(1 point)
Responses

have stumbled
have stumbled

have stumble
have stumble

has stumbled
has stumbled

has stumble

Answer 1

The correct verb phrase in the present perfect tense that completes the sentence is:

have stumbled

So the complete sentence would read: “You have stumbled upon great riches!”