Explanation

The first International Peace Congress was held in London in 1843.

It was suggested by Joseph Sturge.

Organized on the initiative of the American Peace Society.

Hosted by the London Peace Society.

Attendees included:

• 294 British delegates
• 37 American delegates
• 6 Continental (European) delegates

Explanation

"All of us should have vaccination every six months."

• "Every six months" means once in each period of six months, which is the correct and natural way to express regular intervals of time.

• "Another", "Each", and "None of these" don’t fit grammatically in this context.

Explanation

Prime Minister Narendra Modi has been ranked among the top 10 most powerful people in the world, according to the Forbes 2018 list.

Narendra Modi is an Indian politician who has served as the 14th Prime Minister of India since May 2014.

Explanation

Complex Sentence also consists of two parts.

One being the Principal or main clause while the other being a dependent or Subordinate clause, (which cannot stand by itself).

They rested when night came. Principal Clause they rested – makes sense.

Explanation

" We could see the moon." is simple sentence.

Because it has only one clause, one finite verb and no conjunction.

Explanation

Hazrat Usman allowed Ameer Muawiya's family to return from exile, which had been imposed by the Holy Prophet SAW.

Muawiya was the son of Abu Sufyan and later became the first Umayyad caliph.

Explanation

A mouse helps users select items and point to objects on the computer screen.

It is a primary input device for graphical user interfaces.

Explanation

The numbers whose squares end with 6 are those ending in 4 or 6.

Let's find the first two perfect squares that end with 6:

1. 4^2 = 16

2. 6^2 = 36

The difference between these two perfect squares is:

36 - 16 = 20

Explanation

The given sentence is a compound sentence.

Because Compound sentences connect two simple sentences, but they often do not show a clear relationship between the two parts.

As we can split the sentence into two simpler sentences: Listen carefully. Take notes.

Explanation

The given sentence is a simple sentence

because it has a subject "I", only a single verb "am", and two objects "happy and content".

The given sentence should not be confused with the compound sentence just because of the use of the word "and"

it is because of the reason that there is no independent clause in the given sentence after the word "and".

For compound sentences, they have two independent clauses joined by a conjunction.