Which of the following sentences includes a gerund?

a.
cameron thinks fishing is boring.

b.
yee says she doesn't want to go with us.

c.
eliza likes to play on the swings.

d.
augie went to the movies yesterday.

In the following sentences, commas are needed after which words? when the clark family planned their summer vacation to hell’s canyon they didn’t plan on having quite so many adventures. from the start they had to deal with a broken-down van a sick baby and torrential rains.