Explanation

Introduce means کچھ لانے یا کچھ شروع کرنے کے لئے

Abolish means کسی چیز کو باضابطہ طور پر ختم کرنا یا ختم کرنا

Explanation

"Satisfied" is the correct adjective form to describe the state of being content ("I am satisfied").

Satisfied means مطمئن

Explanation

"Place" (Noun): Refers to the location where he is hiding.

"Until" (Conjunction): Indicates that the hiding place remains unknown up to a certain time.

Explanation

"It doesn't matter" is a polite and forgiving way to accept someone's apology.

It doesn't matter means اس سے کوئی فرق نہیں پڑتا ہے

Explanation

The entire house was painted by Tahir.

The original sentence is in simple past tense ("painted"), so the passive voice must also be in simple past.

"Was painted" correctly changes the active sentence to passive in past tense.

Explanation

Indifferent means لاتعلق

Caring means لاتعلق

Explanation

Promise: A commitment or assurance that one will do something or that something will happen.

The use of "shall" indicates a firm intention or vow about future support.

Explanation

"Success" is an abstract noun because it refers to a concept or an idea, something that cannot be physically touched or seen.

Abstract nouns represent feelings, qualities, or states.

Voncrete nouns which refer to physical objects.

Explanation

The n + l rule helps determine the energy of orbitals, where n = principal quantum number and l = azimuthal quantum number.

For 3p orbital, n = 3 and l = 1, so n + l = 4, matching the given condition.

Explanation

Bronchial respiration refers to respiration through gills, mainly seen in fishes.

Gills extract dissolved oxygen from water and expel carbon dioxide.