The rice fields in rural Punjab ______ greener after the monsoon rains.

Explanation
" Rice fields " is plural, so the plural verb " become " is needed. It correctly shows a present or general truth after the rains.

Explanation
" Each of the participants " is singular , so it takes a singular verb. " Was provided " correctly matches the singular subject in past tense .

Explanation
Sindh Literature Festival showcases books, poetry and art from across the region. " Showcases " is the correct present tense verb for the singular subject " Festival ." It maintains proper subject-verb agreement.

Explanation
Fahad Mustafa, who is known for his acting skills, has won many Filmfare awards. " Who is known " is the correct relative clause for referring to a person. " Has won " matches the singular subject " Fahad Mustafa " in verb agreement.

Explanation
The scientists explained the results of the effect of climate change on polar ice caps. " Results of " correctly shows possession or cause in this context.

Explanation
The university is focused on providing scholarships for underprivileged students. The correct phrase is " focused on " when referring to a specific goal or activity. " On " properly links the verb " focused " to the action that follows.

Explanation
" Famous for " is used to highlight the reason something is well-known. It shows that vibrant colours are the cause of the truck art's fame.

Explanation
" Famous for " is the correct phrase used to show the reason someone is well-known. It indicates the specific achievement or role that brought fame.

Explanation
The preposition " with " is used to show partnership or collaboration between two parties. Hence, "Pakistan has signed an agreement with China" is grammatically correct.

Explanation
The action happened in the past (" yesterday "), so we use the simple past tense. " Delivered " is the correct past tense form to describe a completed action.