The marketing team is responsible ___ launching the new advertising campaign.
a) at
b) for
c) with

Our company invested heavily ___ renewable energy projects last year.
a) in
b) on
c) at

The manager was very pleased ___ the results of the customer satisfaction survey.
a) with
b) in
c) for

Many employees are worried ___ potential layoffs.
a) about
b) on
c) for

The sales department is dealing ___ several important clients this week.
a) to
b) at
c) with

She applied ___ a position as a project coordinator.
a) at
b) for
c) with

We are currently focusing ___ expanding into international markets.
a) at
b) on
c) for

The CEO insisted ___ reviewing the proposal before making a decision.
a) on
b) in
c) with

The company succeeded ___ increasing its market share by 15%.
a) on
b) in
c) with

Our clients often complain ___ delays in delivery.
a) of
b) about
c) for

The team collaborated closely ___ the IT department.
a) with
b) on
c) for

The board approved ___ the merger after several months of discussion.
a) of
b) for
c) Ø (no preposition)

The accountant specializes ___ corporate taxation.
a) on
b) in
c) with

We need to prepare ___ the annual shareholders' meeting.
a) for
b) to
c) with

The company is committed ___ reducing its carbon footprint.
a) on
b) to
c) with

The marketing team is responsible ___ launching the new advertising campaign. a) at b) for c) with