Explanation

 The event of "shaq al-sadr," the opening of the Prophet Muhammad's chest occurred four times.

The four instances are: 

1. During his childhood:

This is often mentioned as an early event, possibly related to the Prophet's early spiritual experiences.

2. At the age of ten:

This is another reported occurrence, possibly marking a stage in his development.

3. Upon being commissioned as a prophet:

This is linked to the beginning of his prophetic mission.

4. During the Miraj (ascension):

This is the final instance, which is a significant event in Islamic tradition.

Explanation

  A pragmatic person focuses on practical solutions rather than theories.

 Idealist:

An idealist focuses on high principles and perfect ideas, often disregarding practicality. 

 Pessimist:

A pessimist tends to focus on the negative aspects of a situation and expects the worst. 

 Realist:

While a realist is grounded in reality, they may not always prioritize practical solutions

Explanation

 Morphology:

This field studies the structure of words, including their parts of speech, prefixes, suffixes, and how they are formed.

Syntax:

This field examines how words are put together to form sentences

Etymology:

This field investigates the origin and historical development of words

Explanation

In 1986, Pakistani president Muhammad Zia-ul-Haq visited China to improve diplomatic relations

Pakistan offered crucial support to China in the aftermath of the 1989 Tiananmen Square protests.

Additional information 

Tiananmen Square is a city square in the city center of Beijing, China,

They named it after the eponymous Tiananmen.

The founding of the People's Republic of China in the square was on October 1, 1949

The size of Tiananmen Square is 765 x 282 meters (215,730 m2 or 53.31 acres).