Which of the following sentences has the correct subject-verb agreement?

Incorrect: Traffic jams in the parking area was one difficulty

Correct: Traffic jams in the parking area were one difficulty.

Traffic jams plural হওয়ায় was এর পরিবর্তে were হবে।

Incorrect: Not only Sufia, but also Nasima, want to visit gradma

Correct: Not only Sufia, but also Nasima, wants to visit gradma.

Not only, but also থাকলে second subject অনুসারে verb হয়।

Correct: One problem for the players was unexpected threats of injury.

One problem, singular হওয়ায় was ঠিক আছে।

Incorrect: Somebody want to speak with you.

Correct: Somebody wants to speak with you.

somebody থাকায় wants হবে।