What is the principal part of the underlined verb in the sentence?

have you heard about my trip to the science museum?

a.
past

b.
present

c.
past participle

d.
present participle

According to the new york times article, death of a salesman connects to modern audiences since it deals with elusive success and financial ruin such as occurred on wall street in 2006-2008. question 2 options: a) true b) false